Best S Mens Swim Trunks in 2026
Daisy
Last Updated: Jul 19, 2026
Daisy
Last Updated: Jul 19, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
UPF 50+ Quick Dry Microfiber: Lightweight and durable for your most comfortable pair of boys swim trunks
Side Seam Pockets and Cargo Pockets give plenty of options for storage
Available in Mens Sizes S-XXL and Boys Sizes 2T through 20 so Dad's and Kids can hit the beach as a team
Triple Needle Side Seams and Rises make Kanu Surf swimming trunks and bathing suits among the highest quality you will own
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Swim Time USA | 6.29 | ✅ | ✅ | ✅ |
100 percent polyester comfort technology quick dry microfiber with UPF 50+ rating
Available in men's and kids sizes infants through 20
2 side pockets
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
100 percent poly comfort technology quick dry microfiber with UPF 50+ rating
Available in men's and kids sizes infants through 20
2 side pockets
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
100 percent polyester comfort technology quick dry microfiber with UPF 50+ rating
Available in men's and kids sizes infants through 20
2 side pockets
Each garment is unique and print position may not match image
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Swim Time USA | 5.89 | ✅ | ✅ | ✅ |
100 percent polyester comfort technology quick dry microfiber with UPF 50+ rating
Available in men's and kids sizes infants through 20
2 side pockets
Special size type: Big Boys
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
【Made for Comfort】- These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen.
【Made to Perform】- Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
【Classy and trendy designs】- Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag patriotic boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
【Sizes for All Ages】- Kute 'n' Koo boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
【Crazy Soft Mesh Lining】- Say not to chafing boys swim trunks! Avoid itching and discomfort with super soft mesh lining guaranteed to keep your boy chafe-free on the boat or beach. As soft as a cloud and lightweight, you won’t want to take these off at the end of your vacation—even if you probably should.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
UPF 50+ quick dry microfiber: lightweight and durable for your most comfortable pair of swim trunks
Side seam pockets and cargo pockets give plenty of options for storage
Available in men's sizes S-XXL and kids sizes 2T through 20 so dad's and kids can hit the beach as a team
Triple needle side seams and rises make Kanu Surf swimming trunks and bathing suits among the highest quality you will own
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
Classy and trendy designs: Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
Made for Comfort: These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen
Made to Perform: Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
Sizes for All Ages：KAILUA SURF boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
Father and Son matching designs: Going to the beach is all about family and fun. Most of boys bathing suit have a matching design in mens swim trunks (available in sizes from Small to 5X). Check out our store to see all the matching swim trunks.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
Classy and trendy designs: Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
Made for Comfort: These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen
Made to Perform: Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
Sizes for All Ages：KAILUA SURF boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
Father and Son matching designs: Going to the beach is all about family and fun. Most of boys bathing suit have a matching design in mens swim trunks (available in sizes from Small to 5X). Check out our store to see all the matching swim trunks.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
Classy and trendy designs: Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
Made for Comfort: These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen
Made to Perform: Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
Sizes for All Ages：KAILUA SURF boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
Father and Son matching designs: Going to the beach is all about family and fun. Most of boys bathing suit have a matching design in mens swim trunks (available in sizes from Small to 5X). Check out our store to see all the matching swim trunks.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
Classy and trendy designs: Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
Made for Comfort: These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen
Made to Perform: Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
Sizes for All Ages：KAILUA SURF boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
Father and Son matching designs: Going to the beach is all about family and fun. Most of boys bathing suit have a matching design in mens swim trunks (available in sizes from Small to 5X). Check out our store to see all the matching swim trunks.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
Classy and trendy designs: Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
Made for Comfort: These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen
Made to Perform: Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
Sizes for All Ages：KAILUA SURF boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
Father and Son matching designs: Going to the beach is all about family and fun. Most of boys bathing suit have a matching design in mens swim trunks (available in sizes from Small to 5X). Check out our store to see all the matching swim trunks.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
UPF 50+ Quick Dry Microfiber: Lightweight and durable for your most comfortable pair of boys swim trunks
Side Seam Pockets and Cargo Pockets give plenty of options for storage
Available in Mens Sizes S-XXL and Boys Sizes 2T through 20 so Dad's and Kids can hit the beach as a team
Triple Needle Side Seams and Rises make Kanu Surf swimming trunks and bathing suits among the highest quality you will own
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazing A-Z Store | 9.84 | ✅ | ✅ | ✅ |
Classy and trendy designs: Our boys bathing suits have over 30 new and classic designs and including camo swim trunks, American flag boys swim trunks, dinosaur, and a range of solid colors including red, ocean blue or black. All-new designs include tropical flowers and fruits, ocean animals or trending stripes.
Made for Comfort: These boys swim trunks use triple layers, including mesh lining and ultra-soft, breathable and lightweight fabric to ensure your greatest comfort. Our extra thick drawstring not only looks stylish, but won’t easily loosen
Made to Perform: Our boys swimming trunks are made to last, so that your kid can enjoy the fun at the beach. We leave room at the crotch and thigh, while keeping your boy looking slim and fit. They’re quick-drying, too.
Sizes for All Ages：KAILUA SURF boys boardshorts come in all sizes including 2T, 3T, 4T, size 8-20, in addition to standard sizes. As a US Company, our products are made for Americans—we know our customers, and you can count on our sizes to be accurate. They will fit your boy perfectly.
Father and Son matching designs: Going to the beach is all about family and fun. Most of boys bathing suit have a matching design in mens swim trunks (available in sizes from Small to 5X). Check out our store to see all the matching swim trunks.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
UPF 50+ Quick Dry Microfiber: Lightweight and durable for your most comfortable pair of boys swim trunks
Side Seam Pockets and Cargo Pockets give plenty of options for storage
Available in Mens Sizes S-XXL and Boys Sizes 2T through 20 so Dad's and Kids can hit the beach as a team
Triple Needle Side Seams and Rises make Kanu Surf swimming trunks and bathing suits among the highest quality you will own
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Topseller Trade | 6.78 | ✅ | ✅ | ✅ |
✔ RECYCLED 4-WAY STRETCHY FABRIC - Shell: 90% recycled polyester, 10% spandex.Durable swimming bottoms,light weight high-performance & water repellent for Quick-drying,with moisture-wicking features and a UPF 50+ finish to protect kids from the sun’s harmful ultraviolet rays.
✔ COMFORTABLE BOXER BRIEF LINER - Super soft smooth material for the built-in compression liner, but lining is not too tight,considering your kids need some give in the growing period.This swimming trunks will allow your boys to enjoy the beach,pool without chafing burn,comfortable & supportive.Also it's not only a bathing suit,but also a nice piece for playing,running,training,workout...
✔ FUNCTIONAL DRAWSTRING & METAL GROMMETS - These boys' swimsuits have real drawstring all around waist which can be tighten,kind elastic waistband offers a great, personal fit even for slim and husky boys,also help secure tightly when performing rigorous activities.Big boys Sizes 6-8 10-12 14-16 18-20 is a must have beachwear essential,including youth young men.
✔ TRUE BOYS REGULAR SIZE - Normal US size,read the size chart picture pls.If your boy is lean or average,take your waist size to buy.Then if he is husky size,please compare his waist with weight,then choose a size which is bigger from the chart.As a mother of 2 boys,I advice you take the bigger size if your kids are between 2 size,boys grow so fast in teenage!
✔ MORE BOUNUS YOU GET - 3 Pocket: Reinforced deep side pockets with perforated mesh lining for efficient draining,Secure back pocket with Velcro flap to hold valuables also with draining eyelet.Self-design unique patterns and prints,you'll have a pair of trunks destined to be ever-reliable throughout your sun-soaked summer.Few dollars added,Double happiness got! :)
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| MAGNIVIT | 9.79 | ✅ | ✅ | ✅ |
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
Occasion - Perfect for all water sports and activities,such as swimming,diving,surfing,sun bathing,etc
Machine wash or hand Wash for easy care,do not bleach
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Feidiao | 4.05 | ❌ | ❌ | ❌ |
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Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Kanu Surf | 8 |
| Kailua Surf | 6 |
| Bagelise | 1 |
| Kute 'N' Koo | 1 |
| Lucowee | 1 |
| Magnivit | 1 |
We've carried out a comprehensive analysis of 78,182 reviews on mens swim trunks, using our selection criteria to identify the best options in the men's fashion. Our findings reveal that most customers typically select mens swim trunks priced around $18.97, with top brands including kanu surf, amazon essentials, maamgic, silkworld, quiksilver, nautica, ft fenteng, american trends and g gradual and calvin klein
Our team of expert editors reviewed these high-quality items and handpicked the top 18 mens swim trunks for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the men's fashion category. These include amazon.com, baohui fashion store, silkworld®, zappos, p fenteng-shop, american trends, g-gradual, hde and aptro-us and tyhengta .
We are dedicated to assisting our users in finding the right trunks Products based on their needs, saving them considerable time when choosing which mens swim trunks to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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