Best Xl Boys Rash Guard Shirts in 2026

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.

Long sleeves

UPF 50+ sun protection

Quick-drying fabric

Material:85%Polyester and 15% Spandex fabric,quick dry, lightweight,soft and breathable,no harm to your baby' skin.

Exposed quarter zip with chin guard, easy to take on and take off and diaper changing.

Long sleeve swimsuit with great protection from the sun.It's exactly what your baby needs for the summer.

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

TFJH E's original Long Sleeve Rashguard Suit, special for Swimming, Surfing , Boating,Beach and other water sports

4-way stretch fabrics, lightweight, breathable and quick drying

Rated UPF 50+ ... Blocking more than 97% of the sun's harmful UV radiation. All protection is from weave of fabric and NO zinc or chemicals are added to the fabric

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.

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

Nintendo little boys cool and stylish short sleeve swim shirt top with matching swimming shorts bottoms

Featuring graphic artwork on rash guard top; 3 removable patches of Mario, Luigi and Yoshi; All-over print on bottom bathing suit

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

Swim top features adorable artwork of your favorite Bluey characters chilling in the clouds; Swim bottom features adorable artwork of Bluey and Bingo playing in the sand at the beach

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

COMFORTABLE MATERIAL:This baby’s swimsuit is made of soft comfortable material. Highly chlorine and salt water resistant fabric.

UPF 50+ SUN PROTECTION: This Toddler sunsuit is a certified UPF 50+, so it blocks 98% of the suns harmful UV rays. You'll have peace of mind knowing baby's delicate skin is protected from sunburns.

HUMANIZATION DESIGN: One piece baby bathing suit has a front / back zip for convenience putting on and taking off. Zipper flap and garage protect your baby's delicate skin.

*Alert: True to size : Please follow the size examples below*(EX: Size "Large recommended" - Size for 6" 215 lbs.) (EX: Size "Medium" 5'9"165 lbs.)

TSLA Original Rashguard Series designed specifically for water sports and surfing.

Washing Tip : Wash separately before wearing.

Upf 50 plus rating to block suns harmful rays

Looser comfortable tee fit

Machine wash

【COMFORTABLE MATERIALS】82% Polyester 18% Elastane/ Quick-dry and elastic material/ Skin-friendly for toddler kids.

【TODDLER BOY SWIMSUIT】Long sleeve bathing suit rash guard with trunks. Two-piece boy swimwear with a sun hat to avoid scratching for optimal sun protection.

【STYLISH SWIMSUIT HAT SET】Features the dinosaur/shark/fish/car patterns on the rashguard, the swimming costume is perfect for a beach holiday, pool party, summer surfing, hot well or swimming training, etc.

Two Piece Rash Guard Women: This crew neck long sleeve swim shirt features green palm leaf prints and blue. Raglan sleeve with color block design makes it more flattering and stylish.

Women Boyshort Swimsuit Sets: Rashguard shorts in vintage leaves pattern match with the swim shirt, you do not have to consider how to choose a suitable shorts.

Long Sleeve 2 piece Swimsuit: This swimwear is made of comfortable, UV Block fabric with UPF 50+ protective, offering you necessary body coverage and protecting you against rashes, abrasions, and harmful UV Rays.

Skin Cancer Foundation Recommended Product; UPF 50+ Ultraviolet Protection

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

Comfortable yet durable construction. Flatloc stitched and 6 ounce polyester, spandex four way stretch

🐳🐳Skin-friendly: Polyester material, Soft and Comfortable, Quickly Dry and Breathable.

🐳🐳Feature: Cute cartoon fish print, perfect swimsuit for your little one.

🐳🐳Size: Fit for 0-3 months, 3-6 months, 6-12 months, 12-18 months old cool baby boys.

SOFT MATERIAL - This baby rash guard is made of high quality fabric, quick-drying and breathable, small resistance, good elasticity, while still feeling soft, comfortable and allow baby to move freely and play actively.

FULL BODY AND BOTTOM COVERAGE - This baby long sleeve swimsuit has a scratch-resistant zipper on the back for easily wearing and taking off, and is equipped with a sun cap, give your baby maximum protection from sunburn.

ADORABLE PATTERNS - A variety of cute patterns for you to choose, give your baby a happy gift, let them enjoy the fun of swimming. This toddler swim body suit is suitable for home DIY inflatable swimming pool, beach play, water park, vacation leisure and so on.

Includes one rashguard

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

Zip-front allows for easy on/off when the rashguard is wet or dry

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

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.

Soft and Smooth Swimming Rashguard Girls/Boys shorts

The UV protection UPF 50+ rating is to protect you from the harmful UV rays while enjoy yourself swimming, surfing, snorkeling, scuba diving, canoeing, kayaking and fishing

6 Sizes suitable for girls/boys from 4 - 18 years old

Short Sleeve Rashguard: The simple style makes you feel comfortable in the hot summer, and the appropriate saturation color can interpret the new fashion trend.

High-Quality Material: Used 82% nylon + 18% spandex fabric, enough breathable, stretchy, flexible, and with upf 50+ rating sun protection, suitable for toddler sports so much.

Widely Occasion: Perfect for swimming, playing at the beach or going to the water park.

Sun protection - Certified UPF 50+, blocks 97.29% of the harmful UV rays. Perfect for the swimming class, beach travel, summer camp, water park and anywhere sun protection is needed.

Soft material - High-quality and quick-drying fabrics, which are softer and more comfortable than normal fabrics, sewing well with four threads flatlock stitch.

Unique design - This boy's rash guard shirt features raglan short sleeves design for a cool, whimsical look.‍ With crewneck designs, this boy's swimwear top makes for easy on/off.

【Sun protection】High Quality UPF 50+ fabrics block more than 98% of UVA and UVB rays, block out the UV radiation whether you are in or out of the water, offering you necessary body coverage.

【Long sleeve】long sleeve block the sun's harmful rays,Comfortable soft removable padded, offer enough support.

【Design】 Boyleg bottom Protect more delicate skin, Rich print, more stylish and flattering.

WOMEN TWO PIECE RASH GUARD: This long-sleeved crop top black rashguard comes with high-waisted black shorts. The raglan sleeves with color block design make it more flattering and stylish.

BATHING SUITS FOR WOMEN: This long-sleeved black rash guard with padded cups offers ample support while ensuring your comfort as you enjoy your time on the beach.

WOMEN LONG SLEEVE SWIMSUIT: The UPF 50 fabrication protects the skin by blocking harmful Ultraviolet UVA and UVB rays. This multi-purpose long sleeve swim shirt comes with a high waisted short tankini set.

FUNCTIONAL FABRIC: 88% Polyamide and 12% Elastane,high quality assured rash gurad swimsuits for boys.

Fabrics : Quick Drying, Lightweight, Softer, Good elasticity, Good wear resistance

STYLISH SWIMSUITS FOR GIRLS: Short sleeve bathing suit rashgurad swimwear with full-length short sleeves,designed with high collar for optimal sun protection. Front/ back zipper design,easy get in and out.

✔3 Piece Swimsuits: The swimsuit includes Swim Tank Top + Boyshorts+ Sports Bra.This sports bra gives you a high support, they dont move around, very comfortable to wear.

✔UPF 50+: Made of UV block fabric with UPF 50+ protection, offering you necessary body coverage and protecting you against harmful UV rays.

✔Material: Soft, Quick-Drying and Breathable Stretch fabric, makes skin very cool in hot weather.Modest swimsuits with shorts provide more than adequate coverage, tummy control, showing off your figure perfectly.

Back Zipper Pocket: the right side of the back with a zipper pocket (wide 6" , high 6.5"), can be loaded with small items necessary for swim，example：swimming goggles etc。

Raglan Sleeves: Designed with Raglan Sleeves, it offers extra comfort and greater freedom of movement with smooth seams to prevent irritation or rubbing against the skin for kids

4-Way Stretch: Lightweight, stretchy, quick-drying, soft and comfortable polyester fabric keeps your child cool, dry and comfortable all day.

【EXCELLENT SUN PROTECTION】Swimwear fabrics are rated UPF 50+ and provide maximum UV sun protection by blocking 98% of UVA + UVB sun rays, wet or dry. Durable high-density fabric that protects against rashes,abrasions and harmful UV Rays.

【MOCK NECK】Mock neck collar offers extra neck coverage for optimal sun protectionquick dry, comfortable and durable for long time use.

【 ECO FRIENDLY】This athletic rash guard is Eco-Friendly,Breathable,Ultra soft and smooth, 4-Way Stretch, Quick Dry,Feels Like a second skin,Good for swimming, boating, Beach vacation, Water sport games, Surfing, Diving,Snorkeling and water yoga, fishing, kayaking, ect.

###PREMIUM FABRIC QUALITY###---Made of high quality 80% polyester + 20% spandex, our boys short sleeve rash guards’ fabrics are durable and soft for flexible movements with its great elasticity and durability.

###NO MORE SUNRAY WORRY###---One piece designed boys rash guard swimsuit offers full coverage and comfort ashort with its built-in sun protection by applying the UPF 50+ rated fabrics. Enjoy a playful and carefree vacation.

###SIMPLE HAWAIIAN PRINTS###---With the simple Hawaiian coconut tree and sunset digital fade-resistant prints, this boys short sleeve rash guard will let your boys explore and shine in the crowd freely for much more fun.

100% Sun Proof: Long sleeve design with UPF50+ protection rash guard against harmful UVA/UVB rays, making it perfect for outdoor activities.

Quick-Dry & Lightweight: The breathable fabric is designed to dry quickly, allowing kids to stay comfortable in and out of the water.

Fits Well: Neither too loose nor too tight, this swim shirt offers maximum comfort and flexibility and is perfect for a wide range of activities, including swimming, surfing, paddle boarding, and more.