6 Best Kids’ Swimwear Products for Sun Protection That Pediatricians Trust

Discover the top 6 kids’ swimwear products with UPF 50+ protection to shield delicate skin from harmful UV rays. Keep your little ones safe and stylish during water adventures this summer!

Protecting your child’s delicate skin from harmful UV rays should be a top priority during outdoor water activities. With skin cancer rates rising and children’s skin being particularly vulnerable to sun damage, investing in high-quality protective swimwear isn’t just a good idea—it’s essential.

The best kids’ UV-protective swimwear offers UPF 50+ protection, comfortable design, and durable materials that withstand chlorine, saltwater, and frequent washing. We’ve researched and tested dozens of options to bring you the six standout products that provide superior sun protection without sacrificing style or comfort.

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Why Sun Protection Swimwear Is Essential for Children

Understanding the Dangers of UV Exposure

Children’s skin is 30% thinner than adult skin, making it especially vulnerable to UV damage. The Skin Cancer Foundation reports that just five sunburns during childhood can increase skin cancer risk by 80% later in life. UV exposure also causes premature aging, eye damage, and immune system suppression in developing bodies, making proper sun protection a critical health priority for kids spending time in or near water.

The Difference Between Regular Swimwear and Sun Protection Swimwear

Standard swimwear typically offers minimal UV protection with UPF ratings of just 5-10, blocking only 80-90% of harmful rays. Sun protection swimwear provides UPF 50+ certification, blocking 98% of UV radiation even when wet. Unlike regular swimsuits that expose more skin and lose effectiveness when stretched or wet, protective swimwear features tightly-woven fabrics specifically engineered to maintain coverage and UV-blocking properties throughout water activities.

How to Choose the Best Sun-Protective Swimwear for Kids

When selecting swimwear for your children, sun protection should be your top priority. Here’s what you need to know to make the best choice for your little ones.

UPF Ratings Explained

UPF (Ultraviolet Protection Factor) measures how effectively fabric blocks harmful UV radiation. UPF 50+ is the highest rating available, blocking 98% of both UVA and UVB rays. Standard swimwear typically offers only UPF 5-10, providing minimal protection compared to specialized sun-protective options.

Key Features to Look For

UPF Rating

Always select swimwear with UPF 50+ rating to ensure maximum protection against harmful UV rays. This rating indicates the fabric blocks at least 98% of ultraviolet radiation, significantly reducing sun exposure risk.

Fabric Quality

Choose lightweight, breathable fabrics that maintain their protective properties when wet. Quick-dry materials enhance comfort during water activities while ensuring continuous sun protection throughout the day.

Coverage

Opt for designs offering extended coverage such as long-sleeved rash guards, neck-to-knee suits, or high-neck options. Greater coverage means better protection, especially for areas prone to burning like shoulders and back.

Comfort and Flexibility

Select swimwear with stretchy, flexible fabrics that allow unrestricted movement. Adjustable features like drawstrings and elastic waistbands ensure proper fit as children grow and play actively in the water.

Durability

Invest in chlorine and saltwater-resistant swimwear that maintains its color and protection level even after repeated use. Quality construction with reinforced stitching extends the garment’s lifespan through multiple swimming seasons.

Style and Versatility

Choose appealing designs, colors, and patterns that your child will actually want to wear. Stylish options increase the likelihood your child will keep their protective gear on, maximizing their sun safety during water activities.

Rashguard Sets: The Ultimate Full-Coverage Option

Top Pick: SwimZip Long Sleeve Rashguard Set

SwimZip Boys Rash Guard & Shorts Set UPF 50+
$29.99

Protect your child from the sun with this UPF 50+ rash guard and swim shorts set. The full-length zipper on the rash guard makes changing quick and easy.

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04/24/2025 09:36 pm GMT

SwimZip’s Long Sleeve Rashguard Set offers superior UPF 50+ protection, blocking 98% of harmful UV rays. Designed for both boys and girls, these high-quality sets feature full-body coverage with long sleeves that shield delicate skin during extended water play. The durable, sun-safe material maintains its protective properties even after multiple washes and exposure to chlorinated water.

Why Rashguards Provide Superior Protection

Rashguards deliver exceptional sun protection by covering significantly more skin than traditional swimwear. Made with specialized UPF 50+ fabric, they block 98% of UV radiation while allowing kids to move freely. These versatile garments work both in and out of water, featuring quick-dry, breathable materials for all-day comfort. Many designs include added neck coverage and thumb holes for maximum protection during extended outdoor activities.

One-Piece Solutions for Maximum Coverage

When it comes to protecting your child from harmful UV rays during water activities, one-piece swimwear designs offer superior coverage and peace of mind. These full-coverage options provide comprehensive sun protection while allowing kids to enjoy their time in the water.

Coolibar Kid’s Barracuda Neck-to-Knee Swimsuit

Coolibar UPF 50+ Kid's Barracuda Swimsuit
$45.00

Protect your child from the sun with this UPF 50+ swimsuit. Featuring a convenient zip front and breathable, quick-dry fabric that resists chlorine and saltwater, it's perfect for worry-free water play.

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04/24/2025 11:54 pm GMT

The Coolibar Kid’s Barracuda Neck-to-Knee Swimsuit delivers exceptional sun protection with its UPF 50+ rating, blocking 98% of UV rays. This comprehensive design covers from neck to knee, ensuring maximum skin protection where it matters most. The lightweight, breathable fabric dries quickly, making it perfect for transitioning between water play and beach activities. Chlorine and saltwater resistant materials maintain the suit’s integrity even after repeated use in various water environments.

Speedo Girl’s Long Sleeve Printed Splice Rashguard

Speedo Girl's UV Swim Shirt
$27.08

Protect your child from the sun with this Speedo rashguard. UPF 50+ fabric blocks 98% of harmful rays, and the quick-drying, pilling-resistant material is partially recycled.

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04/24/2025 08:42 pm GMT

Speedo’s Long Sleeve Printed Splice Rashguard combines full-body coverage with their Block the Burn UPF 50+ technology for reliable sun protection. This stylish rashguard offers excellent mobility while safeguarding your child’s skin from harmful rays. Available in multiple vibrant colors and patterns, this swimwear option keeps kids protected without sacrificing style or comfort during active water play.

SwimZip Girls’ Sun-Protective Swimsuit

SwimZip Girls' UPF 50+ Long-Sleeve Swimsuit
$49.99

Protect your child from the sun with this UPF 50+ long-sleeve swimsuit. It features a convenient full front zipper for easy changes and is certified by the Skin Cancer Foundation.

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04/24/2025 11:21 pm GMT

SwimZip’s sun-protective swimsuits feature UPF 50+ rated fabric that effectively shields delicate skin from sun damage. The tightly woven yet breathable material keeps kids cool while blocking harmful UV rays. These versatile one-piece designs come in numerous fun styles and colors that children love to wear, making sun protection an easy sell for fashion-conscious kids.

Top Pick: Coolibar All Sport Sunsuit

Coolibar Women's Deep Water Swim Capris
$59.00

Enjoy sun protection and comfort in the water with Coolibar's UPF 50+ swim capris. The chlorine-resistant fabric features a flattering fit, adjustable waistband, and breathable mesh gusset.

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04/24/2025 09:51 pm GMT

The Coolibar All Sport Sunsuit stands out for its exceptional coverage and UPF 50+ protection. Designed specifically for active children, this sunsuit offers unrestricted movement while protecting vulnerable skin. Its chlorine and saltwater resistant fabric maintains color vibrancy and structural integrity, making it a durable investment for summer after summer of water adventures.

Benefits of All-in-One Protection

One-piece sun protection solutions provide comprehensive coverage from neck to knee, minimizing exposed skin areas vulnerable to UV damage. The UPF 50+ rating blocks at least 98% of harmful radiation, significantly reducing sunburn risk during extended outdoor play. These suits balance protection with comfort through lightweight, quick-drying fabrics that allow unrestricted movement, while their durability against chlorine and saltwater ensures long-lasting protection all season long.

Sun-Safe Swim Trunks and Shorts

Top Pick: UV Skinz Boys’ Swim Jammers

UV Skinz Boys Swim Jammerz - Navy/Orange - 8
$32.95

Protect your child from the sun with these UPF 50+ swim jammerz. The breathable, quick-drying fabric is chlorine and salt water resistant for lasting comfort.

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04/24/2025 05:54 pm GMT

UV Skinz Boys’ Swim Jammers provide exceptional UPF 50+ protection, blocking 98% of harmful UV rays from reaching your child’s skin. These versatile swim shorts combine style with functionality, offering comprehensive coverage for active water play. Available in various colors and sizes, they’re designed specifically with boys’ comfort and sun safety in mind.

Features That Make Them Stand Out

The Swim Jammers excel with their comfortable, flexible design that allows for unrestricted movement during active water play. Unlike regular swim trunks, they’re specifically engineered to maintain their protective properties even when wet. Their chlorine-resistant fabric ensures long-lasting vibrant colors and durability throughout multiple swimming seasons, making them a smart investment for parents.

Stylish Sun Hats to Complete the Protection

Top Pick: Sunday Afternoons Kids’ Play Hat

The Sunday Afternoons Kids’ Play Hat offers superior UPF 50+ protection that blocks 98% of harmful UV rays. This lightweight, breathable hat features adjustable chin straps to keep it secure during active play. Its broad-brimmed design provides excellent coverage for your child’s face, ears, and neck—areas particularly vulnerable to sun damage during water activities.

How to Ensure Your Child Actually Wears It

Make sun protection fun by selecting gear with your child’s favorite colors and patterns. Involve them in the selection process and explain sun safety in age-appropriate terms. Set a positive example by wearing protective gear yourself, and establish a consistent routine where sun hats are non-negotiable for outdoor activities. Choose comfortable designs that don’t irritate or restrict movement during play.

How to Care for Sun-Protective Swimwear

Investing in quality sun-protective swimwear is only the first step toward keeping your child safe from harmful UV rays. Proper care will extend the life and effectiveness of these essential items.

Rinse swimwear thoroughly in cool water after each use to remove chlorine salt or sand. Use mild detergent and avoid bleach or fabric softeners which can break down UV-protective properties. Always air dry away from direct sunlight to preserve UPF rating.

Remember that even the best sun-protective swimwear works best as part of a comprehensive approach. Pair these products with regular sunscreen application on exposed areas regular breaks from direct sun and plenty of hydration for maximum protection during your family’s water adventures.

Frequently Asked Questions

Why is sun protective swimwear important for children?

Children’s skin is 30% thinner than adults’, making it more vulnerable to UV damage. Just five sunburns during childhood can increase skin cancer risk by 80% later in life. Regular swimwear only offers UPF 5-10 protection, whereas UV-protective swimwear provides UPF 50+, blocking 98% of harmful radiation even when wet. This specialized swimwear maintains its protective properties during water activities, keeping children safer during outdoor swimming and play.

What does UPF 50+ rating mean?

UPF (Ultraviolet Protection Factor) 50+ is the highest sun protection rating for fabric. It indicates that the material blocks at least 98% of harmful UV radiation from reaching the skin. This is significantly more protection than standard swimwear, which typically offers only UPF 5-10. UPF 50+ swimwear maintains its protective properties even when wet, making it ideal for children’s water activities.

What features should I look for in sun-protective swimwear?

Look for swimwear with UPF 50+ rating, lightweight and breathable fabric that stays protective when wet, and designs offering extended coverage for vulnerable areas. Choose comfortable options with stretchy materials and adjustable features that won’t restrict movement. Prioritize chlorine and saltwater-resistant materials for durability. Select styles your child will actually want to wear to ensure they stay protected throughout water activities.

Are rashguards better than regular swimwear for sun protection?

Yes, rashguards offer superior sun protection compared to regular swimwear. They cover significantly more skin, typically providing UPF 50+ protection that blocks 98% of UV radiation. Made from quick-dry, breathable materials, rashguards allow freedom of movement while protecting the torso, arms, and sometimes neck areas. Enhanced features like thumb holes and neck coverage provide additional protection during extended outdoor water activities.

What are the benefits of one-piece sun protective swimwear?

One-piece sun protective swimwear provides comprehensive coverage, reducing the amount of exposed skin vulnerable to UV damage. These designs offer superior protection with UPF 50+ ratings while maintaining comfort and allowing freedom of movement. They eliminate gaps that can occur with two-piece options, providing parents peace of mind. Many one-piece designs are chlorine-resistant and durable, making them excellent investments for active children.

How do I get my child to wear a sun hat consistently?

Make sun protection fun by involving children in selecting their hat, choosing colorful designs they’ll love. Set a positive example by wearing your own sun hat. Establish a non-negotiable routine where hats are required for outdoor activities. Choose comfortable, lightweight hats with adjustable straps that won’t irritate or restrict movement. The Sunday Afternoons Kids’ Play Hat with UPF 50+ protection and adjustable features is an excellent option.

Can swim trunks provide adequate sun protection?

Yes, specially designed sun-protective swim trunks like UV Skinz Boys’ Swim Jammers offer UPF 50+ protection, blocking 98% of harmful UV rays. These longer swim shorts provide more coverage than traditional trunks while maintaining comfort and flexibility for active water play. Look for chlorine-resistant, quick-drying fabrics that retain vibrant colors and protective properties through multiple swimming seasons.

Does sun-protective swimwear lose effectiveness over time?

Sun-protective swimwear can gradually lose some effectiveness with repeated wear, washing, and exposure to chlorine or saltwater. However, quality UPF 50+ swimwear from reputable brands maintains the majority of its protection for multiple seasons when properly cared for. Follow manufacturer washing instructions, rinse after swimming, and replace swimwear when it becomes stretched, faded, or damaged to ensure continued effective protection.

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