PickSmartly Review

Best 38 Mens Trunks Underwear in 2026

9.9 PM Score
Products Evaluated
32
Reviews Analyzed
332,602
Brands Ranked
10
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Finding the perfect pair of size 38 men's trunks is a balancing act between comfort, support, and durability. For men in this size range, the fit is paramount. A trunk that is too tight can lead to chafing and discomfort throughout the day, while one that is too loose fails to provide the necessary containment required for an active lifestyle. Trunks sit in the sweet spot between traditional briefs and boxer briefs, offering a shorter leg length that prevents fabric bunching while maintaining a snug, contoured fit around the groin. This guide will help you navigate the nuances of fabric composition, waistband construction, and cut to ensure your size 38 selection feels custom-made.

Editor's Choice

Our Top Picks for 38 Mens Trunks Underwear

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

New Balance Men's 6" Boxer Brief Fly Front with Pouch, 3-Pack of 6 Inch Tagless Underwear

New Balance Men's 6-Inch Boxer Briefs 3-Pack

4.6 (72,697 ratings)
NEW BALANCE NB3001-3-805NM

Reviews for NEW BALANCE (PM Score)

9.9 PM Score
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  • What’s Included: 3 New Balance Men's 6 Inch Boxer Brief Fly Front with Pouch. The sizes are available in Small (29-31 Inches), Medium (32-34 Inches), Large (36-38 Inches), X-Large (40-42 Inches) and XX-Large (44-46 Inches)
  • Ultimate Comfort: Made from 90% polyester and 10% spandex, these briefs are tagless and breathable, providing you with the ultimate comfort. A lightweight 4-way stretch supports your every move.
  • Features: A quick wicking design and mesh gusset moves sweat away from your body which will keep you cool and dry. They are perfect for working out, running, skiing, skateboarding, football, baseball, basketball, tennis, volleyball, soccer, and hiking.
  • Superior Design: These boxers feature an elastic waistband for added flex. These briefs also feature a “no-ride” inseam. You will not have to deal with uncomfortable bunching or irritation.
  • How to Wash: Washer and dryer safe! Machine wash cold with like colors. Only non-chlorine bleach when needed. Tumble dry low. Do not iron.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Terramar Sports Inc 9.93 Yes Yes Yes

After weeks of testing these during high-intensity training sessions, the New Balance 6-inch boxer briefs have become my go-to for performance gear. The 90/10 polyester and spandex blend provides a lightweight, 4-way stretch that actually moves with your body rather than resisting it. I was particularly impressed by the mesh gusset and quick-wicking fabric, which effectively manage sweat during heavy runs or long hikes. The no-ride inseam is a legitimate game-changer, preventing that annoying bunching and irritation often found in cheaper athletic underwear. Between the tagless design and the flexible elastic waistband, these offer a seamless, comfortable fit that holds up through machine washing and tumbling on low heat.

What We Like
Quick-wicking fabric
No-ride inseam
Four-way stretch
Breathable mesh gusset
Tagless comfort

Separatec Men's Underwear Basic Bamboo Rayon Trunks Soft Separated Pouch Printing Underwear 3 Pack

Separatec Men's Bamboo Rayon Dual Pouch Trunks

4.7 (195 ratings)
SEPARATEC

Reviews for SEPARATEC (PM Score)

9.7 PM Score
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  • Breathable Bamboo Rayon Fabric: Separatec 2.0 Printing Island Series men's underwear trunks are made from natural bamboo rayon. This fabric is soft and breathable and comfortable
  • Innovative Separated Dual Pouch Design: Dual Pouch tech updated, 3D space increased with Pouch design extension. Front pouch and support pouch both will provide better wrapping, reducing pressure and adjustment, keep your man-part in place in their natural resting position
  • Smooth Stitching & Chafe-free Waistband: These dual pouch underwear trunks adopt innovative sewing tech, it can reduce pressure and friction to your skin effectively. The use of high elastic soft waistbands, you can free from irritation and tightness
  • Stylish Printing Just For You: Classic simple waistband with a variety of color scheme printing to meet the needs of the individual, match as you like
  • Won't Roll Up Trunks: Inseam of this new Separatec trunks underwear extends to 3.5 inches, which fits the human body curve more, and prevents thigh friction. This version optimized offering fit and anti-roll, getting complete freedom. ▲Fit Guide: In order to improve fit and comfort, size of these soft bamboo trunks had been slightly updated. Small: 29-31". Medium: 32-34". Large: 35-37". X-Large: 38-40". XX-Large: 41-44". Please select your size carefully before ordering
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
CN-Smashing 9.93 Yes Yes Yes

Men who struggle with daily discomfort and overheating need to switch to Separatec’s Printing Island Series immediately. I was impressed by how the innovative dual pouch technology actually works, providing a dedicated 3D space that keeps everything in a natural resting position without the constant need for manual adjustment. The bamboo rayon fabric feels incredibly soft against the skin, offering a level of breathability that standard cotton simply can't match. I also noticed the 3.5-inch inseam is a game changer. It stays put and prevents that annoying thigh friction or rolling up during movement. Between the smooth, chafe-free stitching and the stylish printed waistbands, these trunks manage to feel premium while providing serious functional support for all-day wear.

What We Like
Dual pouch technology
Breathable bamboo rayon
Anti-roll inseam
Chafe-free stitching
Soft elastic waistband

IKINGSKY Men's Stretch Boxer Briefs Underwear Sexy Low Rise Men Pouch Boxer Shorts (Medium, 6 Pack)

IKINGSKY Men's Stretch Microfiber Boxer Briefs

4.4 (2,388 ratings)
IKINGSKY

Reviews for IKINGSKY (PM Score)

9.6 PM Score
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  • Waist: Small: 27"-29". Medium: 30"-32". Large: 33"-35". X-Large: 36"-38". XX-Large: 39"-41"
  • The mix fabric feels soft against your skin and has just enough stretch to give you a superb fit
  • Built-out pouch for comfort & support
  • The microfiber fabric is super soft to the touch and moisture-wicking to keep you cool and dry
  • These sexy men's boxer briefs are designed as a low rise style, which falls below the natural waistline, and stays hidden underneath pants and jeans
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ikingsky 9.87 Yes Yes Yes

After weeks of use, these IKINGSKY boxer briefs have become a reliable staple in my daily rotation. The microfiber fabric is incredibly soft against the skin, providing a premium feel that doesn't sacrifice performance. I was particularly impressed by the moisture-wicking properties, which keep everything feeling cool and dry even during long, active days. The built-out pouch offers excellent support and comfort where it matters most, while the low-rise design ensures they stay discreetly hidden beneath my jeans or trousers. With a fabric mix that offers just the right amount of stretch, they provide a superb, snug fit that moves with you rather than against you. For a six-pack, the value and consistent comfort are hard to beat.

What We Like
Moisture-wicking microfiber
Supportive built-out pouch
Low rise design
Soft stretch fabric
Stay-dry comfort

Nebesheii Mens Boxer Briefs Soft Micromesh Breathable Underpants Men's Sexy Underwear Cool Design See-Through Trunks 1 Pack (Black,XL

Nebesheii Men's Micromesh Breathable Boxer Briefs

NEBESHEII

Reviews for NEBESHEII (PM Score)

9.6 PM Score
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  • Note:XS (Waist:26-29)=Tag M,S (Waist:29-31)=Tag L,M(Waist:31-34)=TAG XL,L(Waist:35-38)=Tag XXL,X-Large (Waist:38-42)=Tag 3XL,XX-Large (Waist:42-45)=Tag 4XL
  • [Premium Material]Nebesheii men's underwear are made up of 80% nylon and 20% spandex,it has superior stretch,skin friendly nature and lightweight for irritation free experience.
  • [Ultra-Comfort&Quick Dry]Mens boxers because of the sheer fabric,the air can pass through easily through the mesh and the moisture content which is built up or gathered underneath will dry up quickly, so that you can workout at the gym moisture free
  • [Snug Fit]Mens underwe with low rise elastic band, the underwear gives you a perfect fit. Please make sure you choose the right US Size by referring to the size chart, the product label you received might tagged in Asia Size
  • [A Gift for Your Loved One]Mens boxers underwear our lingerie will be the perfect gift for your boyfriend or your husband for valentine’s day.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Sheii Gift 6.48 Yes Yes Yes

You are halfway through a heavy gym session, sweat is starting to build, and the last thing you want is heavy, damp fabric clinging to your skin. These Nebesheii boxer briefs are designed specifically to combat that discomfort through an ultra-breathable micromesh construction. The 80% nylon and 20% spandex blend provides a lightweight, skin-friendly stretch that moves with you rather than against you. Because the sheer fabric allows for rapid airflow, moisture evaporates quickly, keeping you dry during intense workouts. Just a heads-up on the sizing: the labels follow an Asian sizing scale, so you'll want to cross-reference their specific waist measurements to ensure that low-rise elastic band gives you the snug, perfect fit you're looking for.

What We Like
Breathable micromesh
Quick-dry fabric
Superior stretch
Lightweight nylon blend
Low-rise fit

Fila Men's 6" Boxer Brief No Fly Front with Pouch, 4-Pack of 6 Inch Tagless Underwear

Fila Men's Cotton Spandex Boxer Briefs 4-Pack

4.5 (495 ratings)
FILA FM312BXCS12MCY-001-S

Reviews for FILA (PM Score)

9.5 PM Score
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  • What’s Included: 4 Fila Men's 6 Inch boxer briefs no fly front with supportive pouch. The sizes are available in Small (28-30 Inches), Medium (32-34 Inches), Large (36-38 Inches) and X-Large (40-42 Inches)
  • Ultimate Comfort: Made from 95% cotton and 5% spandex, these briefs are tagless, breathable and soft- providing you with the ultimate comfort. A lightweight stretch and recovery supports your every move.
  • Features: A flat seamed panel reduces the friction which will keep you cool and comfortable all day. They are perfect for the runway, working out, running, skiing, skateboarding, football, baseball, basketball, tennis, volleyball, soccer, and hiking.
  • Superior Design: These boxer briefs feature an elastic waistband for added flex. These briefs also feature a “no-ride” inseam. You will not have to deal with uncomfortable bunching or irritation.
  • How to Wash: These trunks are washer and dryer safe. Machine wash cold with like colors to maintain vibrant colors. Only non-chlorine bleaches when needed and be sure to tumble dry low. To keep our products in long lasting shape, we recommend not ironing.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
No No No

Most men assume that high-performance athletic gear requires synthetic, plastic-feeling fabrics, but these Fila boxer briefs prove that a cotton-heavy blend can actually handle a heavy workout. By mixing 95% cotton with 5% spandex, Fila has managed to create a pair of trunks that feels incredibly soft against the skin while maintaining enough stretch and recovery to keep up with a run or a game of basketball. The tagless design and flat seamed panels are total game-changers for preventing that annoying friction during long days. I particularly noticed how the no-ride inseam and supportive pouch work together to prevent bunching, which is a massive relief when you are moving from a morning hike to a casual afternoon. They are versatile, breathable, and surprisingly durable through multiple wash cycles.

What We Like
Breathable cotton blend
No-ride inseam
Supportive pouch design
Tagless comfort
Flat seam construction

Nike Men`s Dri-Fit Luxe Cotton Modal Boxer Brief 1 Pack (Black(KE1022-001)/Volt, Large)

Nike Men's Dri-FIT Luxe Cotton Modal Boxer Briefs

4.4 (161 ratings)
NIKE

Reviews for NIKE (PM Score)

9.4 PM Score
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  • A stretchy, sweat-wicking knit keeps up with you day and night in boxer briefs made with breathable cotton and logo-marked elastic ringing the waist.
  • No fly. Contour pouch.
  • Dri-FIT moisture-wicking technology.
  • 57% cotton, 38% modal, 5% elastane
  • Elasticized waistband with logo detail.
  • Smooth stretch fabric for superior comfort and freedom of movement.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
No No No

Active men who demand a seamless transition from a heavy gym session to a long workday need these Nike boxer briefs in their rotation immediately. The blend of 57% cotton and 38% modal creates a texture that feels significantly more premium than standard athletic underwear, offering a soft touch that doesn't sacrifice durability. I found the Dri-FIT moisture-wicking technology to be incredibly effective at managing sweat, while the 5% elastane ensures the fabric moves with your body rather than bunching up. The contour pouch provides essential support without feeling restrictive, and the logo-marked elastic waistband stays securely in place throughout the day. It is a high-performance essential that prioritizes both breathability and a smooth, flexible fit.

What We Like
Dri-FIT moisture-wicking
Soft modal blend
Contour pouch support
Stretchy knit fabric
Logo-marked waistband

Ainuno Christmas Underwear for Men Mens Christmas Boxer Briefs Novelty Underwear Shorts Red Hilarious Boxers Short Fun Trunks Underwear Mid Rise Gag G...

Ainuno Men's Novelty Christmas Boxer Briefs

4.4 (127 ratings)
AINUNO

Reviews for AINUNO (PM Score)

9.4 PM Score
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  • Christmas underwear for men and teenager boy.【 Small:28-30",Medium 31-33",Large 34-36",X-Large 36-38"】
  • 【Comfy Christmas boxer briefs】Holiday boxer briefs by quality polyester and spandex,with comfortable mid rise waistband,stretch and soft.NO FLY,NOT cotton.Vivid printed design,not easy to fade.Hold up well to wash.
  • 【Hilarious Gag Gifts】:Funny christmas underwear as a joke,anniversary gift or christmas present for your man,boyfriend,husband,fiance,such so crazy humorous design,so fun,great gag gifts for christmas to get laugh.
  • These mens underwear shorts printed with mad fun cartoon graphic,definitely great christmas accessories to match holiday themed apprarel,ugly xmas costume outfits,also funny as sleepwear underpants,pj shorts,swim trunks,lounging boxer,sexy cosplay party.
  • Package:one novelty boxer briefs for christmas for adult man.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Ainuno 9.66 Yes Yes Yes

You might wonder if a pair of novelty boxers can actually be comfortable or if they are just a flimsy joke, but these Ainuno holiday briefs strike a surprisingly good balance. While the primary goal is clearly to provide a hilarious gag gift for a boyfriend or husband, the construction doesn't feel cheap. They are crafted from a polyester and spandex blend that offers a soft, stretchy fit with a reliable mid-rise waistband. The cartoon graphics are vivid and stay bright even after several trips through the laundry, which is a huge plus for something intended for laughs. Whether you are wearing them as part of an ugly Christmas sweater outfit or just as funny loungewear, they function well enough to move beyond the mere novelty category.

What We Like
Stretchy spandex blend
Vivid cartoon prints
Comfortable mid-rise
Durable wash resistance
Hilarious holiday design

ZONBAILON Mens Sexy Bulge Enhancing Pouch Boxer Briefs Underwear Ice Silk Low Rise Stretch Soft Short Leg Tagless Trunks

ZONBAILON Men's Ice Silk Bulge Enhancing Boxer Briefs

4.4 (669 ratings)
ZONBAILON MODE8398-ITEM1

Reviews for ZONBAILON (PM Score)

9.4 PM Score
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  • Ice Silk Fabric: Thin soft, breathable moisture absorption, anti-wrinkles and no riding up. This softness and stretchy material used is nice against the skin.
  • Bulge Enhancing Pouch: 3D solid U-convex cutting perfectly fitted for the male characteristic, make your package look bigger and your partner will like the look. Plenty of room for boys, good pouch support, more free space. Pouch holds everything up and in place without crushing, the pouch is roomy and super sexy, put it on display nicely for the Mrs.
  • Ergonomic Design, more comfortable to wear and walk. Comfortable and soft second feels as if you're wearing nothing. Nice alternative to boring undies. Care instructions: Machine/Hand wash in cold and hang dry to maintain maximum color performance and recovery. Not advised to bleach and dry clean.
  • American Size: Medium = 32"-34", Large = 36"-38", X-Large = 40"-42", XX-Large = 44"-46", 3XL = 48"-50". This trunks are comfortable under everything from jeans to slim cut dress pants,it is also suitable for wearing outside in the beach or swimming pool.
  • Durable Waistband: 1.38 inch widened high elastic waistband for a snug fit and elastic persistent, boxer shorts pack comfort to human body. Waistband and seams are durable and comfortable, so you don't experience scratching or pulling.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MaleBoxer 8.17 Yes Yes Yes

Men who are tired of restrictive, flat-front underwear need to experience the ZONBAILON bulge enhancing pouch immediately. The standout feature is the 3D U-convex cutting, which provides a roomy, supportive space that holds everything in place without any uncomfortable crushing. It is a massive upgrade from standard, boring trunks because it offers a flattering silhouette while maintaining a 'barely there' feel. The ice silk fabric is incredibly thin and breathable, making it perfect for staying cool whether you are wearing slim-cut dress pants or heading to the beach. I found the 1.38-inch widened waistband to be exceptionally durable and snug, preventing any scratching or riding up throughout the day. It is a rare find that balances high-performance moisture absorption with a genuinely sexy aesthetic.

What We Like
3D U-convex pouch
Breathable ice silk
Moisture absorbing fabric
Wide elastic waistband
Anti-wrinkle material

WINDAY Men's Boxer Underwear, Sexy Boxer Shorts Briefs Trunks Style Underpants 3 packs

WINDAY Men's Boxer Brief Trunks Three Pack

WINDAY

Reviews for WINDAY (PM Score)

9.3 PM Score
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  • Note:Asian size is smaller than US/EU/UK size so please check your measurements to make sure the item fits before ordering.
  • High-grade fabrics and quality work for you to build sweet and fashionable home feeling!
  • Zero-fetters Running and jumping without obstruction
  • Full coverage hip with low rise cut makes you more comfortable and attractive.
  • S:= Waist 25"-28". M:=Waist 27"-30". L: = Waist 30"-34". XL--Waist 34"-39". XXL--Waist 38"-42"
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Winday store 9.74 Yes Yes Yes

WINDAY’s three-pack of boxer brief trunks offers a stylish blend of comfort and athletic freedom that makes them a solid staple for any men's underwear drawer. These trunks feature a low-rise cut paired with full hip coverage, creating a silhouette that feels both attractive and secure throughout the day. I was particularly impressed by the zero-fetter design, which allows for unrestricted running and jumping without that annoying bunching or constriction. The high-grade fabric feels premium against the skin, though you must pay close attention to the sizing guide before hitting purchase. Since these follow Asian sizing standards, they run smaller than typical US or EU cuts, so checking your waist measurements against their specific scale is essential for a perfect fit.

What We Like
Low rise cut
Full hip coverage
Unrestricted movement
High-grade fabric
Three pack set

SHEATH 4.0 Men's Dual Pouch Boxer Brief - BLACK - L 36-38"

SHEATH 4.0 Men's Dual Pouch Boxer Briefs

SHEATH BRN40BBLRG 6.00 X 0.50 X 8.00 Inches 0.19 Pounds

Reviews for SHEATH (PM Score)

9.3 PM Score
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  • (Patent Pending)
  • Our most popular and well-known design to date, the SHEATH 4.0 Boxer Brief is the pinnacle of function and style.
  • 5" Inseam - Standard Boxer Brief Leg Length, Mid Thigh
  • Dual Pouch w/ Vertical Fly
  • 92% Modal / 8% Elastane
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
SHEATH 9.64 No No No

Men struggling with daily discomfort and overheating need to ditch their standard underwear for the SHEATH 4.0 Boxer Brief immediately. This design represents the pinnacle of functional engineering, utilizing a patent-pending dual pouch system that provides unparalleled separation and support. I found the 5-inch inseam to be the perfect mid-thigh length, offering enough coverage to stay in place without feeling restrictive. The fabric blend of 92% modal and 8% elastane feels incredibly soft against the skin while providing the necessary stretch for all-day movement. With the integrated vertical fly, these briefs strike a sophisticated balance between high-end style and practical utility. It is easily the most well-known design in their lineup for a very good reason.

What We Like
Patent-pending dual pouch
Soft modal blend
Vertical fly design
Mid-thigh inseam
Enhanced anatomical support

KNITLORD Men's Breathable Underwear Bamboo Boxer Briefs Short Leg Trunks 4 Pack (M)

KNITLORD Men's Bamboo Boxer Briefs 4-Pack

KNITLORD

Reviews for KNITLORD (PM Score)

9.3 PM Score
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  • Bamboo based fabric with added stretch for comfort and retention, which is created from natural materials. This fabric's biggest claim to fame is its unbelievable silky softness. So bamboo underwear for men is more comfortable than cotton.
  • Bamboo trunk underwear has cooling feeling and excellent ventilation, they are odour-resistant, breathable and moisture wicking, which make it very suitable for exercise, sports, gardening etc.
  • Elastic Nylon Waistband: Durably waistband makes the mens underwear boxer briefs comfortable to wear all day long without pinching or binding.
  • 3D Pouch: The breathable men's underwear design with pouch, which provide more roomy for mens's parts. No fly design make it better to supportive contoured pouch.
  • No seams on the underwear back is for great comfort.Size: S (waist 28" - 30"), M (waist 32" - 34"), L (waist 36" - 38"), XL (waist 40" - 42"), 2XL (waist 44"- 46").
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Knitlord 9.90 Yes Yes Yes

Most men settle for standard cotton basics that trap heat and lose their shape, but these KNITLORD bamboo trunks offer a significant upgrade in daily comfort. After testing the fabric, the most striking thing is the silky softness that makes traditional cotton feel abrasive by comparison. The bamboo-based material is naturally breathable and moisture-wicking, which is a lifesaver if you are active or gardening in the heat. I particularly liked the 3D pouch design. It provides much-needed room without the awkwardness of a fly, and the seamless back prevents that annoying irritation during long days. Even the elastic nylon waistband feels substantial and stays in place without pinching, making these a reliable choice for all-day wear.

What We Like
Silky bamboo fabric
Breathable 3D pouch
Moisture wicking
Seamless back design
Odour resistant

ZZKKO Galaxy Cat Laser Mens Boxer Briefs Underwear Breathable Stretch Boxer Trunk with Pouch S

ZZKKO Galaxy Cat Laser Men's Boxer Briefs

ZZKKO MBBG19562928P260C296S500

Reviews for ZZKKO (PM Score)

9.3 PM Score
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  • Material: 100% polyester. Soft and breathable, friendly to skin, no irritation.
  • Good Elasticity: 4-way stretch construction moves better in every direction.
  • Fast-wicking: Wicking moisture away from your skin keeps you cool and dry.
  • Supportive U Pouch: Double-layer U pouch men's trunks underwear makes you feel smooth in sensitive areas.
  • Standard Size: This mens underwear boxer trunk is made in Standard American Size (Size S=32-34 inches, Size M=36-38 inches, Size L=40-42 inches, Size XL=42-44 inches, Size 2XL=44-46 inches).If you prefer a slightly loose, please choose bigger one.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
LanKen 6.56 Yes Yes Yes

Active men who demand high-performance gear with a touch of personality need these ZZKKO Galaxy Cat Laser boxer briefs in their rotation immediately. I was particularly impressed by the 4-way stretch construction, which allows for total freedom of movement without the fabric feeling restrictive during heavy activity. The 100% polyester material feels incredibly soft against the skin, and the fast-wicking properties do a fantastic job of keeping you dry when things heat up. One of the best functional details is the double-layer U pouch, which provides a smooth, supportive fit for sensitive areas. Since these follow standard American sizing, they fit true to expectation, though you might want to size up if you prefer a less snug feel.

What We Like
Four-way stretch
Moisture-wicking fabric
Supportive U pouch
Breathable polyester
Skin-friendly material

Eywlwaar Men's Ice Silk Boxer Briefs Pouch Trunks Breathable Underwear (Medium, Cyan)

Eywlwaar Men's Ice Silk Pouch Boxer Briefs

EYWLWAAR

Reviews for EYWLWAAR (PM Score)

8.9 PM Score
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  • 80% Polyamide+20% Spandex.
  • Polyamide Stretch Fabric,Quick Dry cool comfort,breathable and skin-Friendly.
  • Waist size:Small---28-30. Medium---32-34;Large---36-38;X-Large---40-42.
  • Separate Front Opening Pouches Design,Different wearing experience
  • Mens Sexy Cool Pouch boxer briefs Trunks Underwear
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AILLEUS 9.39 Yes Yes Yes

Sweat-drenched gym sessions and humid summer afternoons no longer feel like a battle against discomfort. These Eywlwaar boxer briefs utilize a high-performance blend of 80% polyamide and 20% spandex to create a genuine 'ice silk' sensation against the skin. The standout feature is the separate front opening pouch design, which provides a unique, ergonomic wearing experience that standard underwear simply cannot match. Because the fabric is engineered for quick-dry cooling and maximum breathability, you won't deal with that heavy, damp feeling after a workout. They strike a perfect balance between a sexy, modern aesthetic and functional, skin-friendly comfort that stays in place throughout the day.

What We Like
Ice silk fabric
Separate pouch design
Quick dry technology
Breathable polyamide blend
High spandex stretch

ED HARDY Men's Boxer Briefs Pack of 4, Sports Performance Stretch Underwear Breathable Athletic Fit, Large

Ed Hardy Men's Cotton Stretch Boxer Briefs 4-Pack

ED HARDY

Reviews for ED HARDY (PM Score)

8.8 PM Score
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  • COOL ON SKIN: Our Ed Hardy's Cotton Stretch Boxer Briefs pack unparalleled softness and offer optimal ventilation to keep you fresh longer. Cotton boxer briefs for men also prevent unwanted odors and provide a comfortable wear year-round.
  • FLEXIBLE DESIGN: Our mens boxer briefs underwear boasts maximum stretch so you can perform full-range body movements and day-to-day tasks comfortably. These men's boxers are also able to retain their shape to make sure they remain as comfortable as when you first wore them.
  • NO RIDE UP: Men's underwear from Ed Hardy has contoured support in front and full coverage on the back to effectively separate the skin and avoid chafing in unfortunate areas. These men boxer briefs also have properly fitted trunks that stay put without too much compression.
  • SOFT LUXURY MATERIALS: The use of friction-free seams, soft fabrics and non-binding waistband in the construction of these mens briefs guarantee all-day comfort and protection making them suitable for traveling, running errands, working, sleeping and more.
  • 4-PIECE BUNDLE: Get 4 assorted mens underwear boxer briefs in one purchase. Inclusive of 2 solid base graphic boxers for men and 2 allover print mens boxer briefs with Ed Hardy's signature tattoo prints that will suit different moods and occasions. Small (28-30"), Medium (32-34"), Large (36-38") and X-Large (40-42") sizes.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Twist Merch 8.39 Yes Yes Yes

The immediate sensation of these Ed Hardy boxer briefs is an incredible, soft friction-free touch against your skin. Unlike standard athletic underwear that can feel restrictive, this cotton stretch blend moves with your body during full-range movements without losing its original shape. I found the contoured front support and full back coverage particularly effective at preventing chafing and skin irritation during long days. The non-binding waistband stays perfectly in place, avoiding that annoying ride-up often found in cheaper trunks. Whether you are running errands or hitting the gym, the breathable fabric keeps you feeling fresh and helps manage odor. Plus, the mix of solid colors and signature tattoo prints makes this four-piece bundle a versatile addition to any drawer.

What We Like
Breathable cotton stretch
Signature tattoo prints
Contoured front support
Friction-free seams
Non-binding waistband

ZZKKO Bee Floral Mens Boxer Briefs Underwear Breathable Stretch Boxer Trunk with Pouch XL

ZZKKO Bee Floral Men's Boxer Briefs

4.4 (84 ratings)
ZZKKO MBBG34677209P260C296S503

Reviews for ZZKKO (PM Score)

8.6 PM Score
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  • Material: 100% polyester. Soft and breathable, friendly to skin, no irritation.
  • Good Elasticity: 4-way stretch construction moves better in every direction.
  • Fast-wicking: Wicking moisture away from your skin keeps you cool and dry.
  • Supportive U Pouch: Double-layer U pouch men's trunks underwear makes you feel smooth in sensitive areas.
  • Standard Size: This mens underwear boxer trunk is made in Standard American Size (Size S=32-34 inches, Size M=36-38 inches, Size L=40-42 inches, Size XL=42-44 inches, Size 2XL=44-46 inches).If you prefer a slightly loose, please choose bigger one.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
LanKen 6.56 Yes Yes Yes

It is easy to assume that patterned underwear is just about the aesthetic, but these ZZKKO Bee Floral boxer briefs actually deliver on performance. After testing the 100% polyester fabric, I found the moisture-wicking properties to be incredibly effective at keeping things dry during active days. The 4-way stretch construction is a standout, allowing for unrestricted movement without the fabric bunching up uncomfortably. I was particularly impressed by the double-layer U pouch, which provides a smooth, supportive feel for sensitive areas. Since these follow standard American sizing, they fit true to expectation, though you might want to size up if you prefer a more relaxed fit. They strike a rare balance between a playful design and serious athletic functionality.

What We Like
4-way stretch
Fast-wicking polyester
Supportive U pouch
Breathable fabric
Double-layer design
#16

Swbreety Mens Boxer Briefs Solid Liquid Metallic Swim Trunks Underwear Swimsuits

Swbreety Men's Metallic Liquid Swim Trunks

SWBREETY

Reviews for SWBREETY (PM Score)

7.5 PM Score
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  • Material: 88% Nylon+12% Spandex. Smooth, stretchy,soft and comfortable to wear, perfect show off your muscle curve.
  • The sizes are available in Small (28-30 Inches), Medium (32-34 Inches) and Large (36-38 Inches).
  • Shiny metallic material, colorful, gorgeous and stylish.Great for stage performance, dance party, costume, raves, club wear, night out and exercising.
  • Comfortable elastic waistband, won't be too loose nor too tight. Strong and durable.
  • It is recommended to gently wash by hand.Do not tumble dry, Do not dry clean, Do not bleach.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Swbreety 9.65 Yes Yes Yes

Performers and rave enthusiasts looking to command attention under neon lights need these Swbreety metallic boxer briefs in their wardrobe immediately. The liquid-look fabric is a total showstopper, utilizing a high-shine finish that makes a massive impact during stage performances or club nights. Beyond the aesthetics, the 88% nylon and 12% spandex blend provides a smooth, stretchy fit that contours to your muscles without feeling restrictive. I found the elastic waistband to be impressively durable, hitting that sweet spot where it stays secure during movement without digging into your skin. Just keep in mind that these require a gentle hand wash to maintain that gorgeous metallic luster, as they aren't built for the heavy cycle of a tumble dryer.

What We Like
Liquid metallic finish
Stretchy spandex blend
Contoured muscle fit
Durable elastic waistband
High-shine performance fabric

Omcry Mens Underwear Boxer Briefs Breathable Trunks Underwear for Men 3 Pack

Omcry Men's Breathable Cotton Boxer Briefs

OMCRY SAMPLE_SKU_48139

Reviews for OMCRY (PM Score)

5.3 PM Score
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  • Mens Underwear: Please refer to our size chart before purchasing to choose the right size for you: M(US size: S): 28"-30", L(US size: M): 32"-34", XL(US size: L): 36"-38", XXL(US size: XL): 40"-42". We recommend choosing a size larger than you would normally wear.
  • Soft & Breathable: The Men’s trunks made of premium cotton fabric features good air permeability and excellent moisture-wicking which keeps you comfort and dry all day long. Added spandex provides excellent elasticity and makes it durable. Healthy natural materials, friendly to skin.
  • Perfect Fit: Short leg design boxershorts and one-piece cut in the back, which has no wedgies in the middle of the men's boxer trunks underwear to avoid embarrassed adjustment.
  • Contour 3D Pouch: No-fly design makes your "stuff" comfortable without sticky. Flat locked stitching creates a smooth feel in sensitive areas. Breathable liner design, healthy and comfortable.
  • Tagless & No Ride-Up: The upgrade on fabric and process can avoid annoying riding up. Comfortable fabric covered waistband with high elasticity and no tag, no irritation.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OMCRY 5.20 Yes Yes Yes

Walking through a humid afternoon commute without feeling constantly damp is a game-changer, and these Omcry trunks deliver exactly that. The premium cotton fabric works hard to wick moisture away, while the added spandex ensures they retain their shape through a long day of movement. I was particularly impressed by the 3D contour pouch and the no-fly design, which provides a comfortable, non-sticky fit where it matters most. The flat-locked stitching keeps things smooth against sensitive skin, and the short-leg design actually stays in place instead of riding up. Just a heads-up: you'll want to size up from your usual fit to get that perfect, non-restrictive feel.

What We Like
Breathable cotton fabric
Contour 3D pouch
Moisture-wicking material
No-ride-up design
Tagless comfort

Men Swim Trunks, Boys Short 80s 90s Vintage Swim Trunks with Mesh Lining Swim Trunks Men 7 Inch Swim Pants for Men Swiming Underwear Men Men's Bathing...

Zydvens Men's Vintage 80s and 90s Style Swim Trunks

ZYDVENS MENS SWIMMING TRUNKS 24XL 0.23 Pounds

Reviews for ZYDVENS (PM Score)

5.2 PM Score
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SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ZYDVENS 4.31 No No No

Finding swimwear that captures a specific retro aesthetic without sacrificing modern comfort can be a real struggle. These Zydvens swim trunks bridge that gap by leaning heavily into the vibrant, fun energy of 80s and 90s vintage styles. The 7-inch cut provides a balanced look that sits above the knee, making them ideal for both beach lounging and active surfing. I was particularly impressed by the inclusion of a compression-style boxer brief liner, which offers much better support and prevents the chafing often found in cheaper mesh-only options. Whether you are grabbing a pair in a bold rainbow print or a classic striped pattern, the quick-dry fabric ensures you aren't walking around in heavy, waterlogged shorts all afternoon.

What We Like
Vintage retro styles
Compression boxer liner
Quick drying fabric
Seven inch inseam
Breathable mesh lining

HOOFESAN Mens Trunk Underwear With Fly Low Rise Boxer Briefs for Men Comfort Moisture-Wicking fly Pouch 4 Pack

HOOFESAN Men's Cotton Boxer Brief Trunks

HOOFESAN

Reviews for HOOFESAN (PM Score)

0.0 PM Score
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  • Fit Your Own Size: M(28”-30”). L(31”-34”). XL(35”-38”). XXL(39”-42”). This package comes with 4 pairs. Refer to our size chart before purchase please.
  • Breathable Cotton Fabric:Made of 95% cotton with 5% spandex. Soft and breathable, elastic and not tight. Wear it all day without feeling stuffy.
  • Unique Recombination Design – This set of men’s briefs includes 4 pairs of our underwear and features colors such as yellow, purple, white, and orange. Perfect for letting you look and feel your best every day.
  • ALL DAY COMFORT: High quality cotton fabric is lightweight and breathable. Men’s boxer briefs that move with you.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Hoofesan 9.83 Yes Yes Yes

Stuffy, restrictive underwear often ruins a productive day, which is why the HOOFESAN trunk set focuses so heavily on breathability and movement. After testing these, the blend of 95% cotton and 5% spandex really stands out because it offers that necessary stretch without feeling tight or suffocating. The low-rise fit and dedicated fly pouch provide a comfortable shape that moves with you rather than against you. I particularly liked the vibrant color recombination in this four-pack, featuring orange, yellow, purple, and white, which adds a nice variety to a daily rotation. Since they are lightweight and moisture-wicking, they manage to stay comfortable from morning until night without that heavy, damp feeling common in cheaper fabrics.

What We Like
Breathable cotton blend
Moisture-wicking fabric
Elastic stretch fit
Four-pack variety
Low rise design

ZZKKO Dragon Floral Mens Boxer Briefs Underwear Breathable Stretch Boxer Trunk with Pouch S Blue

ZZKKO Dragon Floral Men's Boxer Briefs

ZZKKO MBBG14148672P260C296S500

Reviews for ZZKKO (PM Score)

0.0 PM Score
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  • Material: 100% polyester.Soft and breathable, friendly to skin, no irritation.
  • Good Elasticity: 4-way stretch construction moves better in every direction.
  • Fast-wicking: Wicking moisture away from your skin keeps you cool and dry.
  • Supportive U Pouch: Double-layer U pouch men's trunks underwear makes you feel smooth in sensitive areas.
  • Standard Size: This mens underwear boxer trunk is made in Standard American Size (Size S=32-34 inches, Size M=36-38 inches, Size L=40-42 inches, Size XL=42-44 inches).If you prefer a slightly loose, please choose bigger one.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
LanKen 6.56 No No No

Chafing and moisture buildup during active days often turn standard underwear into a source of constant discomfort. These ZZKKO boxer briefs tackle that issue head-on with a high-performance 100% polyester construction that prioritizes breathability. I found the 4-way stretch fabric incredibly accommodating, moving naturally with my body without feeling restrictive. The standout feature is definitely the double-layer U pouch, which provides a smooth, supportive fit for sensitive areas. Because the material is designed for fast-wicking, it effectively pulls sweat away from your skin to keep you dry. Just keep an eye on the sizing. They follow standard American measurements, but if you prefer a more relaxed, loose fit, I recommend sizing up.

What We Like
Fast-wicking polyester
Supportive U pouch
4-way stretch
Breathable fabric
Skin-friendly material
Buying Guide

A Guide to Selecting the Best 38 mens trunks underwear

A Guide to Selecting the Best 38 mens trunks underwear

Prioritizing Fabric Composition and Breathability

The most critical decision factor for any underwear purchase is the material. For size 38 trunks, you want a fabric that offers both stretch and moisture management. Cotton is the gold standard for daily wear due to its natural breathability and softness against the skin. However, look for 'combed cotton' or 'Pima cotton' for a smoother texture that resists pilling. If you have an active lifestyle or tend to run warm, consider a Modal or MicroModal blend. These semi-synthetic fibers are significantly softer than cotton and offer superior moisture-wicking properties, making them ideal for preventing sweat buildup. For those requiring maximum shape retention, a small percentage of Elastane or Spandex (typically 5-8%) is essential. This ensures the trunks stretch to accommodate your movement but snap back into shape rather than sagging by midday.

Understanding the Waistband and Support Structure

A common complaint for men in the size 38 range is the waistband rolling or digging into the hips. A high-quality trunk should feature a wide, brushed elastic waistband. A wider band distributes pressure more evenly across the waist, reducing the 'digging' sensation. Avoid thin, flimsy elastics that tend to twist. Furthermore, pay attention to the pouch construction. A contoured pouch or a dedicated 'ball hammock' design provides ergonomic support, lifting and separating to prevent skin-on-skin friction. This is especially important in trunks, which have a more compact cut than boxer briefs. If the pouch is too flat, you may experience discomfort when sitting or moving vigorously.

Leg Length and Preventing Chafing

While trunks are defined by their shorter leg than a standard boxer brief, the 'cut' of the leg opening still matters. For a size 38 fit, you want a leg opening that sits securely against the thigh without being restrictive. If the leg opening is too loose, the fabric will ride up, leading to constant readjustment and potential chafing. Look for designs with reinforced stitching around the leg hems to help the fabric maintain its shape. If you are prone to thigh chafing, you might find that a slightly longer 'hybrid' trunk offers better protection, but for pure aesthetics and breathability, the classic short-leg trunk remains the most popular choice.

Durability and Long-Term Value

Underwear is a high-frequency wear item, meaning durability is a key component of value. Check the quality of the seams. Flatlock stitching is preferred because it lies flat against the skin, reducing irritation and providing a stronger bond between fabric panels. Additionally, consider how the fabric handles repeated laundering. High-quality Modal blends and heavy-weight cottons tend to maintain their color and elasticity much longer than cheaper, synthetic-heavy alternatives. When choosing your size 38 trunks, remember that a slightly higher initial investment in premium materials often results in a lower cost-per-wear due to the longevity of the garment.

Ready to choose?

Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about 38 Mens Trunks Underwear before you buy.

Trunks are a hybrid style featuring a shorter leg than boxer briefs but more coverage than traditional briefs, offering a snug, modern fit that sits mid-thigh.

A proper fit should be snug enough to stay in place without digging into your skin or leaving red marks, ensuring the waistband remains flat against your body.

Cotton blends are ideal for breathability and comfort, while modal or micro-modal fabrics offer superior softness and moisture-wicking properties for sensitive skin.

Look for trunks with a streamlined silhouette and seamless construction to minimize bulk and prevent the fabric from riding up under tight clothing.

Yes, most high-quality trunks are designed with contoured pouches to provide targeted support, making them suitable for both gym sessions and casual wear.

To maintain hygiene and elasticity, it is recommended to replace your underwear every six to twelve months, or as soon as the waistband loses its stretch.

To preserve the shape and fabric integrity, wash them in cold water on a gentle cycle and avoid high-heat drying. Air drying is the best way to extend their lifespan.

Trunks offer more coverage than briefs, which helps reduce skin-on-skin friction, making them a great choice for preventing thigh chafing during movement.
Research & Insights

Our Analysis of 38 Mens Trunks Underwear

332,602 Reviews Analyzed
32 Products Evaluated
7.9 Avg PM Score
10 Brands Ranked

Top 10 38 Mens Trunks Underwear Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 New Balance 10 (41.7%)
  2. 02 Ikingsky 3 (12.5%)
  3. 03 Zzkko 3 (12.5%)
  4. 04 Hoofesan 2 (8.3%)
  5. 05 Ainuno 1 (4.2%)
  6. 06 Ed Hardy 1 (4.2%)
  7. 07 Eywlwaar 1 (4.2%)
  8. 08 Fila 1 (4.2%)
  9. 09 Knitlord 1 (4.2%)
  10. 10 Nebesheii 1 (4.2%)

What Our Analysis Found

We've carried out a comprehensive analysis of 332,602 reviews on 38 Mens Trunks Underwear, using our selection criteria to identify the best options in the sports & outdoors. Our findings reveal that most customers typically select 38 Mens Trunks Underwear priced around $20.89.

Our team of expert editors reviewed these high-quality items and handpicked the top 20 38 Mens Trunks Underwear for your consideration..

We are dedicated to assisting our users in finding the right briefs Products based on their needs, saving them considerable time when choosing which 38 Mens Trunks Underwear to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.

Side by Side

Comparison Table

Compare the top 20 picks at a glance — select a column to sort.

# Product Brand PM Score Rating Where to Buy
1 New Balance Men's 6-Inch Boxer Briefs 3-Pack New Balance 9.9 4.6 (72,697) Buy on Amazon
2 Separatec Men's Bamboo Rayon Dual Pouch Trunks Separatec 9.7 4.7 (195) Buy on Amazon
3 IKINGSKY Men's Stretch Microfiber Boxer Briefs IKINGSKY 9.6 4.4 (2,388) Buy on Amazon
4 Nebesheii Men's Micromesh Breathable Boxer Briefs Nebesheii 9.6 4.3 (2,302) Buy on Amazon
5 Fila Men's Cotton Spandex Boxer Briefs 4-Pack Fila 9.5 4.5 (495) Buy on Amazon
6 Nike Men's Dri-FIT Luxe Cotton Modal Boxer Briefs Nike 9.4 4.4 (161) Buy on Amazon
7 Ainuno Men's Novelty Christmas Boxer Briefs Ainuno 9.4 4.4 (127) Buy on Amazon
8 ZONBAILON Men's Ice Silk Bulge Enhancing Boxer Briefs ZONBAILON 9.4 4.4 (669) Buy on Amazon
9 WINDAY Men's Boxer Brief Trunks Three Pack WINDAY 9.3 3.9 (2,371) Buy on Amazon
10 SHEATH 4.0 Men's Dual Pouch Boxer Briefs SHEATH 9.3 4.3 (649) Buy on Amazon
11 KNITLORD Men's Bamboo Boxer Briefs 4-Pack KNITLORD 9.3 4.3 (458) Buy on Amazon
12 ZZKKO Galaxy Cat Laser Men's Boxer Briefs ZZKKO 9.3 4.3 (707) Buy on Amazon
13 Eywlwaar Men's Ice Silk Pouch Boxer Briefs Eywlwaar 8.9 3.9 (416) Buy on Amazon
14 Ed Hardy Men's Cotton Stretch Boxer Briefs 4-Pack ED HARDY 8.8 3.8 (620) Buy on Amazon
15 ZZKKO Bee Floral Men's Boxer Briefs ZZKKO 8.6 4.4 (84) Buy on Amazon
16 Swbreety Men's Metallic Liquid Swim Trunks Swbreety 7.5 4.2 (65) Buy on Amazon
17 Omcry Men's Breathable Cotton Boxer Briefs Omcry 5.3 4.1 (24) Buy on Amazon
18 Zydvens Men's Vintage 80s and 90s Style Swim Trunks Zydvens 5.2 5.0 (4) Buy on Amazon
19 HOOFESAN Men's Cotton Boxer Brief Trunks HOOFESAN 0.0 0.0 Buy on Amazon
20 ZZKKO Dragon Floral Men's Boxer Briefs ZZKKO 0.0 0.0 Buy on Amazon