Best Polyester Mens Fitness Swim Briefs in 2026

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.

QUALITY FABRIC – Our men's mesh underwear 3-pack is made from 88% polyester/12% spandex with 4-way stretch that's soft and moves with you

VALUE YOU EXPECT – Each men's underwear value pack includes 3 pairs of boxer briefs for men

STARTS COOL. KEEPS COOL – X-Temp men's boxer briefs are designed to adapt to your temperature and activity to help you stay cool, no matter what your day brings

Size-S:waistline 28-30inch;Size-M:waistline 30-32inch; Size-L:waistline 32-34inch; Size-XL:waistline 34-36inch

80% Polyamid+20% Elastine

Stretch material

Material: Outside: 4-way-stretch,good elasticity,100%Polyester. Inside: 90%Polyester+10%Spandex, comfortable and lightweight fabric, breathable and quick dry fabric to keep you comfortable for Surfing and Swimming.

Mens Swim Trunks with Compression Liner: 5.5" Inseam Compression Lined Trunks,not only for swimming and surfing, you can also wear it for exercising, running, workout.This Swimming Shorts is Drawstring with Two side pockets and one back pocket, it can storage small things like phone, keys, cards, pedometer.

Upgraded Swimming Shorts Men with Boxer Brief Liner: 2 in 1 designed with lightweight outer layer and breathable lining,Compression shorts support the private protection, reduce the risk of bruising and protect your legs during activities.Very good UPF 50+ beach shorts Support Sun Protection.

Designed for Soft and Comfort

Machine Wash in Cold Water

Built in Pouch and Adjustable Drawstring

Material: 85% Polyester, 15% Spandex，suitable material ratio provides excellent low moisture absorption and fast drying,endurance fabric creates a tighter fit than Lycra.

Design: COOFANDY Men's Swimsuit featuring drawstring elastic waist, patchwork,above knee length. Providing a body-hugging fit, great shape retention and soft comfort. Breathable Mesh Lining offer the most comfortable experience for swimming for you.

Features: Camouflage pattern with pocket men swim shorts,with pocket,flexible wasitband with adjustable drawstring,stretch square-leg design

Material - 20%Spandex+80%Nylon.Quick-drying fabric

Swim Briefs - High Quality,Stretch,Breathable and Silky.Extremely Soft and Comfortable Against Your Skin.Highly-flexible without friction,to bring you the most comfortable experience for swimming

Design - Features elastic waistband with durable drawstring,useful pockets to carry keys,money or other small things

Features: Vintage swim briefs, square leg, tropical prints, drawstring waist, contrast waist, high stretch

Tropical prints: This square swim brief has a vivid tropical print pattern, vintage, chic and fashionable

Adjustable drawstring: The square swim brief features with elastic waist with adjustable drawstring, which could provid you with the maximum comfort and is suitable for different body shapes

Designs: Elastic waist with drawstring; Denim print; Well elastic

Unique Denim Print: These mens swim brief with denim pattern printed, the denim printing is very realistic.It looks like 3d jeans.Unique and Funny

Adjustable Drawstring: The mens swim briefs elastic waistband and adjustable drawstring.The smooth and lightweight design makes you enjoy swimming more

2 in 1 Swim Trunk Design: Double layer design for comfort.The inner lining is made of 92% polyester and 8% spandex, very good breathability can keep your sports comfortable, the compression lining of the boxer swimming trunks can protect your skin, and can also prevent the outer pants from sticking to the skin when the shorts are soaked.

Multi-pocket Design: The men swimming shorts have two front side zip pockets and 1 hidden built-in pocket. The lined phone pocket is a good size and fits the body well, which can effectively prevent the phone from falling while running or cycling; the two front side pockets have a large capacity for extra storage of phone, cards, keys and small items, free your hands during activities.

Quick Dry and Stretch Fabric:This swimwear made out of 4-way stretch polyester fabric, with water repellent technology, dry fast and superior light weight fabric. Due to water-repellent feature, It can easily get up from the water, dry quickly from the wet, suitable for all water sports or holiday beach activities.

High quality stretch fabric, soft and smooth, very comfortable

Light weight, stretch pouch bikini briefs, elastic waistband

Low rise

<b>Perfect for:</b>Perfect for Beach, Swimming, Surfing,Water Sports,Pool Parties,Paddle Boarding,Lake Swimming,Tanning and Competitive Swimming etc.

Comfortable: Enough Crotch Space and Drawstring, You Don't Feel Uncomfortable and Don't Afraid to Jump Off Into The Pool, The Brief Swimsuit Won't Pull Off and Never Ever Will Get Naked carelessly.

<b>Fabric:</b> Nylon and Elastane Ingredients, Elastic, Quick-Dry,Comfy Breathable, Fadeless

EYE-CATCHING: This new sexy men's hot body bikini swimsuit will surely have you turning heads and get you some extra attention.

DESIGN: Go from sunrise to sunset in this bikini bottom that provides full coverage whether you're swimming, paddling or surfing for added comfort & security.

FEATURES: This fully front lined bikini swimsuit includes a 1 inch elastic waistband for unrivaled comfort and security. Perfect for swimwear, beach & pool parties, or tanning and competitive swimming.

Fast-Drying: Concise Briefs With Soft & Lightweight, Made From Premium Nylon And Spandex, Make Water Evaporate Quickly

Opaque: Solid Swimwear Won't Exposure Body In Water Or After Swim

Fit And Correct Size Make You Feel Nice And Comfortable When You Wearing

US Size

100% Original, Higher Class Quality

Do not Lose Color or Shrunk in the Wash

Material: 85% Nylon + 15% Spandex

Durable and comfortable fabric

Fashion bikini swim briefs are great for swimming,surfing,beach wear,water sports,board shorts

US Size

100% Original, Higher Class Quality

Do not Lose Color or Shrunk in the Wash

Features of swimming briefs: The quick dry, non-fading fabric has good stretch. It's double-layered in front of swimwear,it has a mesh liner.

Swim briefs design style: Our designers use simple color matching to create a wonderful swimming trunks, which not only retains the classic elements but also adds a fashionable and sexy atmosphere.

Applicable occasions: Whether in the beautiful beaches of Hawaii or indoor swimming pools, these classic thick striped and pinstriped swimsuits can make you the most beautiful scenery.

US Size

100% Original, Higher Class Quality

Do not Lose Color or Shrunk in the Wash

Size: Large ( Waist Measurement: 33-34 in, Thigh Circumference: 21.5 in ). Our size guide chart will help you choose just the right size, please see it to choose your best size.

Main Fabric: 88% Polyester & 12% Spandex. This swimming briefs is made of Polyester & Spandex. They are environmental friendly material, low moisture absorption and quick drying, soft and breathable, natural skin-friendly.

Features: Stretch waistband with adjustable interior drawstring for secure and comfortable fit. This swimming trunks can shapes your body, perfect for swimming pool, beach, tanning and competitive swimming.

● MULTI-POCKETS DESIGN: The men swimming shorts have two front side zip pockets and 1 hidden built-in pocket. The lined phone pocket is a good size and fits the body well, which can effectively prevent the phone from falling while running or cycling; the two front side pockets have a large capacity for extra storage of phone, cards, keys and small items, free your hands during activitie

● ANTI-CHAFE BOXER BRIEF LINER: Have you been devastated by painful rashes from mesh and nets lined swim trunks? Here is the solution to those irritation and chafing caused by uncomfortable mesh lining! We used soft smooth flexible material for the built-in compression liner, but lining is not too tight, so it provides all day comfort, you can feel confident and secure when you head into the water! Also it's not only a bathing suit,but also a nice piece for activities and daily

● WATER REPELLENT & QUICK DRY: Made of polyester & spandex material. Dry faster than normal fabrics. Keep you dry and flexible. The drain hole of back pocket can help water flowing down and achieve a quick-drying effect, to keep you comfort all day

2 in 1 Mens Swim Trunks with Compression Liner - These mens swim shorts are made of 90% polyester and 10% spandex with a silky smooth flat-angle compression lining to prevent from sticking to your skin when the shorts are soaked and give you more private protection

Features - Our mens swimming trunks are featured with high-tech 3D all-over pattern printing, water repellent, quick-dry, breathable, lightweight and no fading. 4-way stretch compression boxer brief brings you a comfy wearing experience

Highlights of Our Mens Beach Trunks - This mens swimming shorts features two side & one back pockets for convenient storage, and a liner pocket for extra storage. With an elastic waistband and an adjustable drawstring, you can adjust your waistline flexibly to make sure your swim shorts will not slip down

Asian Size Tag, Small than USA size , TAG M =US Size With pad inside frontal,Can Removed

80% nylon and 20% spandex High quality fabric

Can open Zipper Both side.Order size S=TAG M, US Size M =TAG L

🌴🌴Why do men's swim trunks have a compression liner?：Without the lining, the outer trunks could easily cling to your skin. these compression lined swim trunks don’t move around as much as traditional loose netting or mesh, and they don’t trap things like sand as easily.

🌴🌴Compression lined swim trunks features: 2 in 1 Intimate elastic design,These trunks are super soft, waterproof & quick dry, Men's swim trunks with compression lining have two side pockets and a lined compression pocket, drawstring design can automatically adjust the elasticity of the waistband without slipping, you can enjoy your leisure time with confidence.

🌴🌴Swimming short sport material: The lining of men's swim trunks is made of 100% polyester, which is very breathable and comfortable for sports, and funny hawaiian and simple graffiti 3D patterns, can bring a different feeling for your holiday, so you can enjoy your beach sunbath happy time.

Waist Drawstring: Internal drawstring for customizable and comfortable fit.

Quick Dry: Low hygroscopicity for quick comfort in water - so you always have a comfortable skin feel.

Warmth: High waist design, better waist warmth; a combination of three-layer super elastic fabric provides unparalleled performance and comfort in the water specific streamlined design to make your legs look slim.

Material: 80% Nylon + 20% Spandex

Waist Size (inch) : S: 26"-29'', M: 28"-32'', L: 30"-34'', XL: 32''-37''

Style features: elastic waist adjustment, loose and comfortable pouch, increase the pad to prevent disclosure

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100% Polyester: Made of 100% polyester, soft and comfortable, good air permeability, light and durable.

Underwear Sponge Pad: This pad will highlight your and scrotum, making you more sexy and confident.

Wide Application: You can wear these swimwear pads under pants, shorts, jeans, swimwear or swimwear.

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Ice Silk Mens Thong Material: Breathable stretchy and soft 80% Polyamide,20% Elastine fabric for ultimate comfort.

Mens Bulge Enhancing G-String Briefs Underwear are suitable for men,men friend or husband.

Men's Swim Underwear Briefs U Convex Pouch Transparent Trunks Through perfectly support your buttocks,suitable for various sports work out occasions and daily wear.