Best S Boys Swim Trunks in 2026

Bright tropical florals pop against the fabric, making these trunks an instant standout for any summer pool party. We love that these aren't just about aesthetics. The UPF 50+ rating provides the highest level of sun protection by blocking 98% of harmful rays, which is a huge relief for parents during long beach days. The 100% recycled polyester twill feels durable, while the mesh lining ensures comfort underneath. Practicality is baked in too, with an elasticized waistband and functional drawstring to keep everything secure during active play. Whether he is splashing in the waves or lounging by the water, the side vents at the hem allow for easy movement, making these a reliable staple for his summer wardrobe.

The Children's Place delivers a seasonal essential with these star and stripe swim trunks that combine patriotic flair with serious sun protection. We were particularly impressed by the UPF 50+ rating, which offers the highest level of defense by blocking 98% of harmful rays during long pool days. The 100% recycled polyester twill feels durable yet lightweight, and the mesh lining ensures comfort while swimming. Practicality is baked into the design through the elasticized waistband and functional drawstring, making it easy for kids to manage on their own. With a handy back patch pocket and side vents for mobility, these trunks are a smart, eco-conscious choice for any summer beach trip or backyard splash session.

Parents hunting for budget-friendly summer gear that actually prioritizes sun safety need to grab these blue multi-stripe trunks immediately. These aren't your typical disposable swim shorts. They are crafted from 100% recycled polyester twill and feature a UPF 50+ rating, which is the highest possible protection against 98% of harmful UV rays. The design is incredibly practical for active kids, utilizing a pull-on elasticized waistband with a functional drawstring to ensure they stay secure during pool splashes. I particularly like the inclusion of a back patch pocket and side vents at the hem for better movement. They look sharp when paired with a simple rashguard and flip flops, making them a reliable staple for any beach day.

Active boys who spend their entire summer splashing in the pool or running on the sand demand gear that actually protects them. These Aegean Sea swim trunks from The Children's Place are a standout choice because they prioritize sun safety without sacrificing style. The 100% recycled polyester twill fabric feels durable, but the real winner is the UPF 50+ rating, which blocks 98% of harmful rays during long beach days. I love the practical design elements like the functional drawstring and elasticized waistband, which make them easy for kids to pull on themselves. The allover stripe pattern looks sharp, especially when paired with a simple rashguard and flip flops for a complete summer look.

The Children's Place Boys' Swim Trunks deliver unbeatable sun protection through a high-performance UPF 50+ rating. These trunks are a summer essential, combining a playful blue multi-stripe design with practical construction that holds up during active beach days. I love that the fabric is crafted from 100% recycled polyester twill, making them a more sustainable choice for your little one's wardrobe. The fit is incredibly user-friendly thanks to the pull-on elasticized waistband and functional drawstring, ensuring they stay secure while running around the pool. With a convenient back patch pocket and breathable mesh lining, these trunks strike the perfect balance between summer style and everyday utility. Pair them with a rashguard for a complete, sun-safe poolside look.

Most parents settle for flimsy, sun-damaging swimwear, but these The Children's Place swim trunks prioritize both style and skin safety. The standout feature is undoubtedly the UPF 50+ rating, which provides the highest possible level of protection by blocking 98% of harmful rays during long pool days. I love that the fabric is made from 100% recycled polyester twill, making them a more sustainable choice for your summer wardrobe. The design is incredibly practical for active kids, featuring a pull-on elasticized waistband with a functional drawstring to ensure a secure fit, plus side vents at the hem for better movement. Between the cute blue multi-stripe pattern and the comfortable mesh lining, these are a reliable go-to for any beach trip.

Picture your little one sprinting toward the shoreline, ready to dive into the waves without a worry in the world. These orange colorblock swim trunks from The Children's Place are built for exactly those high-energy beach days. I was particularly impressed by the UPF 50+ rating, which provides the highest possible sun protection by blocking 98% of harmful rays—a massive win for parents. The 100% recycled polyester twill feels durable, while the mesh lining keeps things comfortable during long afternoons by the pool. With a functional drawstring at the elasticized waistband and handy side vents at the hem, they offer a great fit that stays secure through every splash and jump.

Most parents assume summer sun protection requires bulky, uncomfortable layers, but these tropical floral swim trunks prove that safety can actually look quite stylish. We were particularly impressed by the UPF 50+ rating, which provides a critical barrier by blocking 98% of harmful rays during long beach days. The 100% recycled polyester twill feels durable enough for active poolside play, while the mesh lining ensures breathability. Practicality is baked into the design with an elasticized waistband and a functional drawstring for a secure fit, plus a handy back patch pocket for small treasures. These trunks offer a high-performance, eco-conscious option that pairs effortlessly with a simple rashguard and flip flops.

After weeks of use during our summer vacation, these orange colorblock swim trunks have proven to be a reliable staple for pool days. The 100% recycled polyester twill feels durable enough to handle constant splashing and sand, while the mesh lining keeps things comfortable for active kids. What really stands out is the UPF 50+ rating, which offers peace of mind by blocking 98% of harmful rays during long afternoons in the sun. The design is practical too, featuring a pull-on elastic waistband with a functional drawstring to ensure a secure fit, plus a handy back patch pocket. It is a stylish, eco-conscious choice that pairs perfectly with a simple rashguard and flip flops.

Most parents settle for basic, sun-unsafe swimwear, but these shark fin print trunks from The Children's Place actually prioritize skin protection without sacrificing style. I was immediately impressed by the UPF 50+ rating, which is the highest possible protection against harmful rays during long afternoons by the pool. The recycled polyester twill feels durable enough for active play, while the mesh lining ensures comfort under the water. We love the practical design elements like the elasticized waistband and functional drawstring, which make getting dressed a breeze for younger kids. Between the playful wave pattern and the handy back patch pocket, these are a standout choice for any summer beach day.

The Children's Place has delivered a summer essential that stands out for its impressive blend of sun safety and tropical flair. These Hawaiian Tropic swim trunks are a total win for parents looking to balance style with serious protection, boasting a UPF 50+ rating that blocks 98% of harmful rays. The 100% recycled polyester twill feels durable for active beach days, while the mesh lining ensures comfort around the legs. I love the practical design details, like the functional drawstring on the elasticized waistband for a secure fit and the convenient back patch pocket. Whether he is splashing in the pool or lounging in the sand, the allover floral print makes these trunks easy to pair with a simple rashguard and flip flops for a complete summer look.

The Children's Place Boys' Hawaiian Tropic Swim Trunks offer unbeatable sun protection with a built-in UPF 50+ rating. These trunks are a summer essential, featuring a vibrant allover tropical floral print that looks fantastic poolside. I love that the fabric is crafted from 100% recycled polyester twill, making them a more sustainable choice for eco-conscious parents. The design is incredibly practical for active kids, utilizing a pull-on elasticized waistband with a functional drawstring for a secure fit, plus a back patch pocket for small treasures. With a soft polyester mesh lining and side vents at the hem for movement, these are built for all-day beach adventures. Pair them with a rashguard and flip flops to complete the ultimate summer look.

Sunburns are the ultimate summer buzzkill for little ones, which is why the high-level sun protection in these trunks is such a game-changer. These blue colorblock swim trunks from The Children's Place offer a massive UPF 50+ rating, blocking 98% of harmful rays while your toddler splashes around. I love that they are constructed from 100% recycled polyester twill, making them a more sustainable choice for eco-conscious parents. The design is incredibly practical for active babies, featuring a pull-on elasticized waistband for easy changes and a soft polyester mesh lining to prevent irritation. With side vents at the hem and a handy back patch pocket, they strike the perfect balance between functional beach gear and adorable summer style.

Sun-drenched afternoons at the pool become much less stressful when you know your little one is properly shielded from the elements. This two-piece set from The Children's Place combines a vibrant tropical floral print with high-performance protection that actually matters. The rashguard features a classic 'Aloha' graphic and raglan sleeves, while the trunks utilize a comfortable pull-on elasticized waistband that makes diaper changes a breeze. What really sets this outfit apart is the UPF 50+ rating, which blocks 98% of harmful rays, giving you peace of mind during those long beach days. Plus, the use of recycled polyester in both the jersey top and the twill bottoms makes it a thoughtful choice for eco-conscious parents looking for reliable summer gear.