Best S Mens Swim Trunks in 2026

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

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

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

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

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

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

UPF 50+ quick dry microfiber: Lightweight and durable for your most comfortable pair of swim trunks

Each garment is unique and print position may not match images

Side seam pockets and cargo pockets give plenty of options for storage

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

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

✔ 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.

GREAT QUALITY: This boy's swim trunk features an elastic waistband with drawstring closure. Extremely durable and comfortable. Made with comfort technology quick dry fabric with UPF 50+ which blocks 98% of the sun’s harmful ultraviolet rays. When you wear these swim trunks for boys you can easily feel how great the quality is compared to the average swimming shorts.

COMFORT: This is so much more than a pair of boys athletic swim trunks. It embodies the spirit of travel or walking for fun. The smooth polyester fabric is lightweight and comfortable. The inside of the shorts has a silky smooth mesh lining which offers all the extra support you need during any activity at the beach, pool, or if you're just lounging around. These boy shorts are known comfort so you can spend an entire day wearing these shorts.

STYLE: Whether you get it for the comfort or for fashion your style will be on full display with this cool and comfortably fit boy's swim trunks with tropical inspired prints. You can be sure no one else will have the same or similar shorts. This unique swim trunk for boys is one of a kind. This playful wrinkle free and water resistant shorts will make your style come alive with its unique patterns.

UPF 50+ Quick Dry Microfiber: Lightweight and durable for your most comfortable pair of boys swim trunks

Side Seam 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

☺Fashion Design: This boy's swim trunks features a comfortable elastic waistband and drawstring cord. Good fit, material and awesome print with kinds of patterns, Shark, Camo, Hawaii Tropical Pineapple, Stripes, Flamingo, Fish Bones, Milky Way, Galaxy, USA Flag and so on. Not fading material keeps pattern always new, fashion to wear it and popular by all kids. This playful wrinkle free and water resistant shorts will make your style come alive with its unique patterns.

☺Comfort: This is so much more than a pair of boys athletic swim trunks. It embodies the spirit of travel or walking for fun. The smooth polyester fabric is lightweight and comfortable. The inside of the shorts has a silky smooth mesh lining which offers all the extra support you need during any activity at the beach, pool, or if you're just lounging around. These boy shorts are known comfort so you can spend an entire day wearing these shorts.

☺Length Above Knee: The length of this short boys board shorts is above the knee. Leg openings are using cutting technology. Carefully tailoring, smooth calm and neat car line can make the swimwear work better. At the same time, those stylish boardshorts just need be cold water washed or machine wash.