Best Xl Boys Rash Guard Shirts in 2026

Long sleeves

UPF 50+ sun protection

Quick-drying fabric

READY FOR PLAY - This adorable design is perfect for full days of play in the sun, water and sand.

BUILT-IN SUN PROTECTION - Keep your little guy's delicate skin safe in the sun! RuggedButts features built-in UPF 50+ so there's more playing and less worrying about harsh UV rays. Perfect for the beach, lake or pool!

DESIGNED IN USA—Designed by moms who believe in the beauty of quality products and superior customer service. High quality and darling design is the guiding principle behind RuffleButts.

Slim Fit: 18% spandex fabric with good elastic, order a Size Up if you don't like tighter fitting.CARE INSTRUCTION: Hand wash reverse side and use gentle detergent,do not scrub and iron printing pattern

Durable stretchy Fabric quick dry long sleeved swim tops

Upf 50+ Protection Shirts Stop Sun Burns

High quality and SPF/UPF 50+ protection against UVA/UVB rays

SOFT: made with dyes and materials that won't cause rashes and irritation. Perfect for sensitive skins.

COMFORTABLE: silky and smooth fabric that kids love

Quick-dry knit fabric with UPF 50 for sun protection

SPF-50 sun protection

Short-sleeve design

Toddler Rash Duard Functional Fabric: 80% Polyamide and 20% Spandex,high quality assured rash gurad swimsuits for boys.

Little Boys UPF 50+ Swim Shirt Features: Long sleeved crew neck tee，protection skin，Quick-drying Shirts, Keep warm in the cool pool，4-way.

Excellent Sun Protection: Boys Sun protective swimsuit fabrics are rated UPF 50+ and provide maximum UV sun protection by blocking 98% of UVA + UVB sun rays.

Quality Materials: Stretchy polyester/spandex blend this boys short sleeve solid swim UPF 50 rash guard will keep him & her comfortable and protected all summer. The colorful kids sun top makes it easy to watch them outdoors swimming at the pool beach or lake or playing sports. Imported. Machine wash.

UPF 50 Sun Protection: The highest possible protection UPF 50 swimwear blocks 98 percent of harmful UV rays and holds up to washing sun and chlorine. Perfect spf swim shirt for boys or girls to wear to camp on a boat or for the fourth of July. Protection lasts through the life of the shirt.

Design Features: Quick-dry moisture-wicking finish avoids chafing perfect sport shirt when they sweat or as part of a swimming suit. Mock neck is better coverage than crewneck tops; Not long sleeves short swim sleeves offer cooling comfort. Match sun shirt with matching trunks board short or swim shorts.

This Boys' light weight active sun shirt is made of a super soft material features permanent UPF UV/Sun Protection. Quick dry.

The fabric UV protectant which will help protect your skin from the sun when used outdoor.

Loose fit, breathable, soft, comfortable and durable for long time use.

Upf 50 plus rating to block suns harmful rays

Looser comfortable tee fit

Machine wash

PROTECTIVE SWIMWEAR FOR BOYS: Skin friendly fabric of these swim shirts for toddlers and little boys is perfect for your son's delicate skin; Let your boy enjoy the summer without worrying about sunburn with our high-quality long-sleeve 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 long-sleeve rash guard shirt offers reliable UV protection for your boy, so you both can enjoy your day worry-free

QUICK DRY RASHGUARD: Perfect swim shirt for the beach, pool, and summer vacation; The smooth fabric is durable for a long lasting fit with reduced discomfort or irritation; Multiple sizes and colors ensure you choose the right match for your little boy; Purchase several styles and stretch out your boy's wardrobe

Slim Fit: 18% spandex fabric with good elastic, order a Size Up if you don't like slim fitting

Durable stretchy Fabric quick dry short sleeved swim tops

Upf 50+ Protection Shirts Stop Sun Burns

QUALITY MATERIALS: Made from double jersey fabric provides you with warm and comfortable feel during your adventures.

MOISTURE-WICKING TECHNOLOGY AND UPF PROTECTION: The H2O-Dri technology helps to keep you dry, while the UPF 50 protection helps to shield your skin from harmful UV rays.

EASY COMFORT: The crew neck and long sleeves provide easy movement and comfort.

Quick Dry: Lightweight, yet breathable fabric wicks moisture away from your skin, to be comfortable and fresh all day

UV Protection: The fabric rating UPF 50+ protects your skin from the harmful UVA/UVB rays, keeping you cool while outdoors in the direct sunlight

No-Chafe Comfort: Flat lock seams and no tag collar minimize friction and offer great comfort. Machine washable

Featuring short sleeves, crew neckline, contrast stitching, and logo on the chest

UPF 50+ sun protection

We use high-quality materials in all our kids clothing to ensure maximum comfort, longevity and lasting power

Big Chill Boys Rash Guard with Shark Logo and UPF 50+ Sun Protection.

Ready For Play: This Lightweight, Breathable Design is Perfect for Full Days of Play in The Sun, Water, and Sand.

Built-In Sun Protection: Keep Their Skin Safe in The Sun with UPF 50+ Protection. Hours of Play Without The Worry of Sun Burn. Perfect For The Beach, Pool, or Lake.

OFFICIALLY LICENSED BODY GLOVE: Boys Long Sleeve Rash Guard Top; Inspired by all things water, we're dedicated to supporting people's passions in and out of the water with quality athletic apparel

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

QUICK DRY RASHGUARD: Perfect swim shirt for the beach, pool, and summer vacation; The smooth fabric is durable for a long lasting fit with reduced discomfort or irritation; Multiple sizes and colors ensure you choose the right match for your little boy; Purchase several styles and stretch out your boy's wardrobe

QUICK DRY: The boys' sun shirts are made of lightweight and moisture-wicking fabric for unrestrictive performance to keep your kids cool dry and comfortable all-day

SUN PROTECTION: UPF 50+ swim shirts for boys protect your kid's skin from harmful UV rays by more than 99%. He'll play safely and you'll not worry about sunburn when outdoors used

BOARD SHORTS CONNECTOR: It connects to your swim trunks to keep the top from bunching up

A CLASSIC SUMMER STAPLE: A high-quality rashquard is a necessity for any boys wardrobe. Featuring our signature logo, a compression fit, and flat seams to prevent chafing, this rashguard is both comfortable and stylish. Plus, it has built in sun-protection.

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!

Upf 50+ sun protection

Moisture wicking

Constructed with recycled polyester materials

Skin Cancer Foundation Recommended Product; UPF 50+ Ultraviolet Protection

Perfect For Surfing, Swimming, Paddle Sports, Boating, And Beach Days

Comfortable Yet Durable 6oz Polyester/Spandex Construction

BOYS RASHGUARD – Fun in the sun! With a little bit of stretch and a whole lot of sun protection, this vineyard vines boys’ swim shirt will allow him more time on the beach.

UPF 50 PROTECTION – This long sleeve rashguard for boys features UPF 50+, providing protection against the sun while your little one has a great time.

CLASSIC DESIGN – The crewneck boys’ swim shirt has an easy pull-on closure and the classic vineyard vines logo on the chest, sleeve, and back.

Moisture wicking fabric to keep you dry

UPF 50+ sun protection

Short sleeves

Loose Fit Long Sleeve Rashguard

UPF 50 Sun Protection

Gap champions a uniquely American sense of style with apparel that bridges the gaps between individuals, generations, and cultures

Our style is designed to be inclusive with fits and styles for all ages

Machine Wash

RASHGUARD — The cutest rashguard for beach days or hanging by the pool.

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

DESIGN— Features short raglan sleeves, contrast crew neck and shark fin graphic design at front

OFFICIALLY LICENSED BEACH BROS: Boys' Quick Dry UPF 50+ Short Sleeve Rash Guard Swim Shirt; We’re your Beach Bros and we work hard to make our swim trunks the best buddies you have; We make our trunks for that Bro-in-the-Know who wants a swim trunk that has the flexibility to go from surf and sand, to pool and party and then to drinks and sunset barbecue

PROTECTIVE SWIMWEAR FOR TODDLERS AND BOYS: Skin-friendly fabric of this swim shirt for toddlers and boys of all ages is perfect for your son's delicate skin; Let him enjoy the summer to the fullest without worrying about sunburn with our high-quality short-sleeve 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 short-sleeve rash guard shirt offers reliable UV protection for your boy, so you both can enjoy your day worry-free at the beach or pool