Best Long Sleeve Boys Swimwear Sets in 2026

Rash guard has color block design

Swim trunk has functional draw cord

Mesh lining

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

A CLASSIC STAPLE: A high-quality swimming sports set is a necessity for any boys’ Summer wardrobe. Featuring swimming trunks & an athletic top, your boy will be ready to hit the beach.

PREMIUM QUALITY: We use high-quality materials in all our clothing to ensure maximum comfort, longevity and lasting power. Always a soft and comfortable fit.

THE PERFECT GIFT: A great item for gifting!

These swim trunks and coordinating UV protecting swim shirt rash guard from Tommy Bahama are sure to make a splash.

Bathing suit

Kids Swim

83% polyester, 17% elastane

UPF 50+ sun protection

Officially licensed DC Comics Justice League toddler boys cool and stylish short sleeve swim shirt top and cute and stylish swimming shorts bottoms

Contrast raglan sleeves; Awesome sublimation print design; UPF 50+ material for UVB and UVA protection and worry-free sun time; Mesh-lined swim shorts; 4 way stretch fabric for comfort and long-lasting fit; Drawstring closure; Elastic waist for better fit; Pull on closure

Stylish kid's rash guard shirt and board shorts bathing suit with a comfortable fit and easy-to-dress design; youth fashion swimwear made from material that protects your child from the sun and is safe on skin

Officially licensed Star Wars little boys cool and stylish short sleeve swim shirt top and cute and stylish swimming shorts bottoms

Short sleeve raglan swim top features sublimation text and logo "Star Wars"; Bathing suit bottom features graphic artwork of Darth Vader and Storm Troopers

Contrast raglan sleeves; Awesome sublimation print design; UPF 50+ material for UVB and UVA protection and worry-free sun time

Rash Guard: 85% Polyester , 15% Spandex; Swim Trunks: 100% Polyester

Officially licensed Monster Jam Trucks little boys cool and stylish short sleeve swim shirt top and cute and stylish swimming shorts bottoms

Contrast raglan sleeves; Awesome sublimation print design; UPF 50+ material for UVB and UVA protection and worry-free sun time; Mesh-lined swim shorts; Drawstring closure; Elastic waist for better fit; Pull on closure

Includes one rashguard & one pair of swim trunks

Features UPF 50+ fabric to prevent sunburn, comfy crew neck & long sleeves

Trunks feature a gentle elastic waistband for easy on/off

OFFICIALLY LICENSED NICKELODEON: Toddler and Little Boys' Rash Guard Set with swim shirt and bathing suit; Cute and fun merchandise of everyone's favorite cartoon characters right at your fingertips; For kids and the kid in you

PROTECTIVE SWIMWEAR: Toddler and little boys' Paw Patrol two piece rash guard bathing suit set; He'll love swimming with Chase and Marshall and the entire Paw Patrol rescue squad

MATCHING SWIM SET: With a rash guard top to help protect your little boy against rashes caused by abrasion or sunburn from extended time outdoors; the matching swim trunks will keep him comfortable in and out of the water

Quick-dry knit fabric with UPF 50 for sun protection

SPF-50 sun protection

Trunk-style swimsuit bottom

PREMIUM QUALITY FABRIC & DESIGN: This swimsuit set includes a rash guard made of breathable polyester and swim trunks with drawstring waist and inner mesh lining. This swimwear set features the coolest Marvel characters, such as Black Panther and Spider-Man.

PERFECT GIFT IDEA: Your little dude will love this Marvel Boys Avengers 2-Piece Swimsuit Set. Crafted with care, it is the perfect gift idea for your little superhero!

MACHINE WASHABLE: Marvel Boys Avengers 2-Piece Swimsuit Set is machine washable. This rash guard and swim trunks swimwear set is easy to maintain, can stand harsh washing, and still look brand new even after washing several times.

ATTENTION: Kids swimwear sizes vary between brands,please choose the most suitable size.If you have any questions, please contact us directly

SUN PROTECTION: Rash guard swimsuit, Blocking more than 98% of the sun's harmful UV, protect your kids from the sunburn and UV rays Keep your little guy's delicate skin safe in the sun

FOR ALL KIDS: water, sweat, friction high color fastness, No fading.No formaldehyde, no odor, no carcinogens.The zipper is convenient for the child to put on and take off

✅ A TOTALLY APPEALING SWIMWEAR THAT GETS NOTICED: Wearing this Jurrasic World orange logo rash guard and shorts set will definitely get your boys noticed while enjoying and wearing it comfortably. A unique and fashionable swimwear young boys will surely love!

✅ MACHINE WASHABLE: Our Jurassic World swimwear are machine washable. 100% Premium quality rash guard swimshorts that can stand harsh washing and will still look brand new even after washing several times

✅ HIGH QUALITY AND BREATHABLE COMFORT: This Jurassic World swim wear set is made of high quality polyester and will not only make your boys look awesome, they will also feel confident and comfortable wearing it.

🌴 FABRIC: New in 2022 boys compression swim trunks, the outer layer is made of skin-friendly 100% polyester, and the inner layer is made of quick-drying, breathable and super stretchy 100% nylon fabric. UPF50+ blocks 98% of harmful UV rays.

🌴 NEW COMPRESSION LINER DESIGN: The newly upgraded compression swim shorts feature a silky smooth, super stretchy compression lining. The inner layer is lightweight, ultra-supportive, chaf-resistant boxer brief that provides breathability and support as your boy stretch. It also protects your skin from chafe and prevents sand from sticking to your skin when the outer shorts get wet.

🌴 FEATURES: Drawstring waist, double side pockets, high-tech 3D all-over pattern printing , durable and non-fading, unique and novel printing styles include pineapple, banana, coconut, donut, flamingo, etc.

FUNCTIONAL FABRIC: 80% Polyamide and 20% Elastane,high quality assured rash gurad swimsuits for boys.

DURABLE AND FLEXABLE: Highly chlorine and salt resistant fabric,low water retention and extremely quick drying.Four-way stretch and shape memory.

STYLISH SWIMSUITS FOR BOYS: Long sleeve bathing suit rashgurad swimwear with long sleeves,designed with high collar for optimal sun protection.

Zipper closure，Easy to put on and off, strong stretch

Sun protection:UPF 50+ sun protection, protect Kids from the sun.

Quick Dry；Nontoxic；Sustainable；Anti-UV

PROTECTIVE SWIMWEAR FOR TODDLER BOYS: Skin friendly fabric in this rash guard set is perfect for baby boys' delicate skin

TODDLER BOYS BATHING SUIT: Dynamic patterns with printed graphics, surf themes, and accent stripes; He’ll stand out wherever he goes

PERFECT FIT: Highly stretchable material keeps these swim trunks in place; He’ll move with ease in the water and in the sand

OFFICIALLY LICENSED MARVEL: Spider-Man, Captain America, Iron Man, and the Hulk Boys' Rash Guard Set with swim shirt and bathing suit; Bringing you the very best of the Marvel universe so you can become a superhero

PROTECTIVE SWIMWEAR: Boys' Avengers two piece rash guard bathing suit set; He'll love swimming with Captain America, Spider-Man, The Hulk, and Iron Man costume and Marvel Avengers rash guards

MATCHING SWIM SET: With a Marvel Avengers rash guard top to help protect your little boy against rashes caused by abrasion or sunburn from extended time outdoors; the matching swim trunks will keep him comfortable in and out of the water

SWIMWEAR FOR BOYS: Skin friendly fabric of this rash guard swimsuit set is perfect for your boy's delicate skin; Let your son enjoy the summer without worrying about sunburn with our high-quality bathing suit; Perfect while having fun at the pool or beach, our lightweight, durable, and comfortable shorts and a short-sleeve shirt will withstand all his summer adventures

QUICK DRY: Perfect boys' bathing suit for the beach, pool, and summer vacation; The smooth fabric is durable for a long lasting fit with reduced discomfort and irritation; Reliable UV protection for your little boy, so you both can enjoy your day worry-free; This rash guard 2-piece set is a real summer must-have for parents and their sons

BATHING SUIT TRUNKS: Featuring a pair of quick-dry board shorts, this boys' 2-piece bathing suit is perfect for the beach, pool, and summer vacation; Multiple sizes, colors, and prints ensure you choose the right match for your little boy; Purchase several styles and stretch out your boy's summer wardrobe with quality swimwear

2-PIECE SET: Includes a short sleeve top and a pair of swim shorts for an easy beach or pool outfit.

QUALITY MATERIALS: Made with a soft yet durable fabric that offers a comfortable feel during all of their adventures.

MOISTURE-WICKING TECHNOLOGY AND UPF PROTECTION: The top offers UPF 50+ protection that shields their skin from harmful UV rays and a H2O-Dri technology that helps them stay dry.

OFFICIALLY LICENSED BIG CHILL: Boys' Short Sleeve Rash Guard T-Shirt and Bathing Suit Trunks Set; From frigid temperatures to the heat of the tropics, Big Chill has your entire family covered no matter where the vacation takes you

PROTECTIVE SWIMWEAR FOR BOYS: Skin friendly fabric of this rash guard tee for boys is perfect for your son's delicate skin; Let him enjoy the summer without worrying about sunburn with our high-quality rash guard shirt; Perfect while having fun at the pool or beach

UPF 50+ PROTECTION: Hours of play in the sun without worrying about painful sunburn; This boys' short-sleeve rash guard top offers reliable UV protection for your son, so you both can enjoy your day worry-free about sunburn

🐳SOFT AND DURABLE TODDLER BOYS SWIM SETS: Toddler boys swimsuits is skin friendly fabric, with four-way stretch and shape memory, boys rashguard set perfect for little boys' delicate skin.

🐳ADORABLE DESIGN: This bathing suit has a vivid animals shape for it was 3D design, boys wear swimwears will stand out wherever he goes.

🐳EXCELLENT SUN PROTECTION: Don't let sunburn spoil kids good time, dress him in this skin-friendly boys swimwear for protection from harmful UVA and UVB rays.

2-Piece short sleeve t-shirt & swim trunks set

T-shirt features soft jersey fabric with UPF 50+ protection built in

T-shirt features a logo graphic with a camo shark motif and colorblock raglan sleeves

1. Adorable design: This Swimsuit has a vivid shark/dinosaur shape printed design, and made of 80% Nylon 20% Spandex, more smoothly and comfortable, your kids will be the focus between all the children with it.

2. Easy on/off: The 4 way stretch fabrics are easy to put on or take off, this swimming suits with flatlock stitching for superior quality with soft added more comfort, quick drying.

3. Sun protection: Baby Boys UV protective swimsuit with long sleeve,20D Nylon fabrics anre rated UPF 50+ and provide maximum UV sun protection by blocking 98% of UVA + UVB sun rays, wet or dry; similar rating as SPF for sunscreens.Take care of your child's health.

【HIGH-QUALITY MATERIALS】: This boys rash guard is made of 85% polyamide and 15% spandex fabric, this stretchy, quick-drying, breathable material makes this boys swimsuit very comfortable. Affordable and is a perfect rash guard for boys.

【ZUKOCERT SPECIAL DESIGN】: With a variety of bright colors, vivid and clear prints, and stylish and cute patterns, this boys swim shirt will make your child the center of attention! This boys rash guard long sleeve is designed with flat seams and is of high quality, soft and comfortable.

【GARMENT CARE THAT NEEDS ATTENTION】: When washing boys bathing suit, hand wash gently, not in hot water. Dry your boy rash guard thoroughly when you're done, out of direct sunlight. Please do not use bleach. Please avoid washing machines, dryers and irons. Wash dark and light colors separately.

Boys Disney Cars swim set

A vibrant two piece surf suit featuring Lightning McQueen on the short sleeved top

The elasticated shorts in red feature the Piston Cup logo and Lighting McQueen's iconic 101

【CUTE FUNNY SHARK PATTERN】: Cute Funny cartoon shark pattern boys swimsuits sets let your little princes more attractive.Great for the Beach, Lake or Pool and excellent for learning to swim or for extended periods in and around the water.

【COMFORTABLE MATERIALS】: boys rash guard swimsuits is made of 82% Polyester 18% Elastane, quick-dry and elastic material, skin-friendly for toddler and little boys kids.

【EXCELLENT SUN PROTECTION】Highly chlorine and salt resistant fabric,low water retention and extremely quick drying.Four-way stretch and shape memory.Boys swimsuit 2pcs sets fabrics are rated UPF 50+ and provide maximum UV sun protection by blocking 98% of UVA + UVB sun rays, and worry-free sun time; Mesh-lined beach shorts trunks and Functional bathing suits.

OFFICIALLY LICENSED TONY HAWK: Boys' 2-piece rash guard set with trunks and long-sleeve shirt; Passion and Practice to nail the trick

SWIMWEAR FOR BOYS: Skin friendly fabric of this Tony Hawk rash guard swimsuit set is perfect for your boy's delicate skin; Let your son enjoy the summer without worrying about sunburn with our high-quality bathing suit; Perfect while having fun at the pool or beach, our lightweight, durable, and comfortable shorts and long-sleeve shirt will withstand all his summer adventures

QUICK DRY: Perfect boys' bathing suit for the beach, pool, and summer vacation; The smooth fabric is durable for a long lasting fit with reduced discomfort and irritation; Reliable UV protection for your boy, so you both can enjoy your day worry-free; A real must-have for all Tony Hawk fans

SWIMSUIT — The cutest swimsuit for beach days or hanging by the pool.

FABRIC — Rashguard made of 86% recycled polyester/14% spandex jersey. Swim trunks made of 100% recycled polyester twill; lining made of 100% polyester mesh. UPF 50+ (the highest possible rating) blocks 98% of harmful rays!

RASHGUARD — Features short sleeves, crew neck and graphic design at front