Best 20 Mens Swim Trunks in 2026

The Kanu Surf Boys Quick Dry Swim Trunks deliver unbeatable sun protection with a built-in UPF 50+ rating. While testing these in the Echo Aqua colorway, the lightweight 100 percent polyester microfiber felt incredibly soft against the skin, which is a huge win for active kids. The quick-dry technology actually works, meaning less time shivering in damp fabric after a dip in the pool or ocean. I also found the two side pockets to be a practical addition for holding small treasures found on the beach. At an accessible price point, these trunks offer a reliable blend of comfort and functional safety for a full day of summer play.

Finding swimwear that survives the chaos of a beach day without chafing or falling off is a constant struggle for parents. KAILUA SURF tackles this by combining a triple-layer construction with an extra-thick drawstring that actually stays secure during active play. I was particularly impressed by the thoughtful design. They provide extra room in the crotch and thighs for movement while maintaining a slim, modern silhouette. Whether your kid prefers classic camo, dinosaurs, or tropical patterns, the variety is massive. The fabric is lightweight and quick-drying, which is a lifesaver when transitioning from the pool to lunch. Plus, the availability of matching men's styles makes those family vacation photos look incredibly polished.

Kute 'n' Koo Boys Swim Trunks deliver an incredibly soft experience thanks to their cloud-like, triple-layer mesh lining. We tested these for comfort, and the standout feature is definitely the chafe-free design that prevents that annoying itching during long beach days. The fabric is lightweight and quick-drying, which is a lifesaver when transitioning from the pool to the boardwalk. I particularly liked the extra thick drawstring. It stays secure even when active kids are running around. They offer a smart cut that provides plenty of room in the thighs and crotch for movement without looking baggy or oversized. Whether you are grabbing the patriotic American flag print or a classic solid color, these boardshorts feel durable enough to survive a whole summer of heavy play.

Active boys who refuse to sit still during summer vacation need these LUCOWEE swim trunks to prevent the dreaded chafing that ruins a day at the pool. The standout feature is the built-in boxer brief liner, which provides supportive compression without being so tight that it restricts growth or movement. I love that the shell uses recycled 4-way stretch fabric, making them incredibly lightweight and quick-drying after a heavy swim session. The functional drawstring and metal grommets ensure a secure fit even during rigorous water sports, while the UPF 50+ finish offers much-needed sun protection. With deep, mesh-lined pockets and a secure Velcro back pocket, these trunks transition seamlessly from swimming to running around the playground.

MILANKERR has engineered a high-performance swim trunk that balances athletic utility with a modern, relaxed aesthetic. What immediately stands out is the new generation four-way stretch fabric. It feels incredibly smooth and lightweight against the skin, which is a massive relief when transitioning from a heavy swim to a casual walk on the beach. The 5.5-inch inseam offers that trendy, above-the-knee fit without sacrificing comfort, while the UPF50+ protection provides essential sun safety. I particularly like the thoughtful design of the side pockets, which use mesh to prevent that annoying water-weight buildup, and the automatic velcro back pocket that keeps your essentials secure without fumbling with zippers. Whether you are surfing or just lounging, these trunks feel built for active movement.

Why settle for restrictive, heavy swimwear when you can experience total freedom in the water? The MAGNIVIT square leg briefs are a standout choice for anyone who prioritizes a silky, friction-free fit during intense water activities. Built from a high-performance blend of 80% nylon and 20% spandex, these shorts offer incredible stretch and breathability that feels soft against the skin. I found the quick-drying fabric particularly impressive for transitioning from a surf session to sunbathing. The inclusion of an elastic waistband with a durable drawstring ensures everything stays secure, while the integrated pockets provide a practical spot for small essentials like keys or cash. Whether you are diving or swimming laps, these briefs deliver a high-quality, flexible experience without the bulk.

Active swimmers who demand gear that performs as hard as they do need these Under Armour trunks in their rotation immediately. I was particularly impressed by the 4-way stretch fabric, which provides much more freedom of movement than your standard stiff board shorts. The 9-inch inseam hits that sweet spot of being functional without feeling overly long, while the water-repellent, quick-dry material ensures you aren't lugging around heavy, soaked fabric all day. Practicality is baked into the design, too. The mesh liner includes a dedicated key pocket, and the velcro back pocket keeps your essentials secure. Whether you're hitting the waves or lounging poolside, the combination of UPF 50+ protection and the adjustable elastic waistband makes these a reliable summer staple.

Finding swimwear that actually accommodates a big and tall frame without sacrificing comfort or style is a constant struggle for many men. SIX ISLANDS solves this by offering an inclusive size range from Medium to 5X, specifically designed with a longer cut and an elastic waistband for a secure fit. What really sets these apart is the silky soft triple mesh lining that eliminates the dreaded chafing common in cheaper boardshorts. You aren't just getting comfort, though. You're wearing a product made from six recycled plastic bottles per pair, making them an eco-friendly win. They are impressively lightweight and quick-drying, so you won't feel weighed down by water. With durable grommets, a heavy-duty drawstring, and a secure Velcro back pocket, these trunks are built to handle everything from boat days to beach lounging.

Active swimmers who demand gear that survives the salt and sun without getting heavy and soggy need these Speedo Marina trunks. The standout feature is definitely the trademarked vapor plus fabric, which manages to stay incredibly lightweight while drying much faster than your standard board shorts. I love that they integrated UPF 50+ UV protection, making them a legitimate piece of sun-safety equipment rather than just fashion. The 20-inch out seam provides a perfect mid-length fit that isn't too bulky, and the addition of side cargo pockets gives you a practical spot for small essentials. Between the full mesh lining and the secure drawstring waist, they feel built for movement and long days at the beach.

Active swimmers who demand both mobility and a polished look should stop searching because these Nike split volley shorts hit the sweet spot of performance and style. The 9-inch inseam provides excellent coverage without feeling restrictive, especially thanks to the side splits that allow for a full range of motion during beach volleyball or laps. I was particularly impressed by the durable water repellent finish, which helps the fabric shed moisture quickly rather than becoming a heavy, sodden mess. The built-in mesh brief offers reliable support, while the integrated mesh pocket bags are a genius touch for ensuring water drains out immediately rather than pooling in your pockets. Between the adjustable drawcord waistband and the comfortable stretch, these trunks feel custom-fitted for a day in the sun.

Most people assume beachwear is just a seasonal afterthought, but the ATLASLAVA swim trunks prove that technical performance actually matters when you're transitioning from a surf session to a beach volleyball game. The 4-way stretch fabric feels remarkably lightweight and moves with you rather than resisting your stride. I was particularly impressed by how quickly the material dries in the sun, preventing that heavy, soggy feeling typical of cheaper swimwear. The soft triangular mesh lining stays skin-friendly even when wet, while the deep side pockets offer much-needed security for small essentials. With built-in UPF 50+ sun protection and a reliable drawstring waistband that prevents sagging during activity, these are a versatile staple for any summer vacation.

Shinesty Mens Budweiser Swim Trunks are the ultimate statement piece for anyone who wants to bring a bit of party energy to the pool. These aren't your standard, stiff board shorts. The 4-way stretch fabric and lightweight blend of polyester, cotton, and spandex make them feel incredibly mobile and comfortable. I was particularly impressed by the 5-inch inseam, which offers a modern, athletic cut without feeling too short. They feature a secure elastic waistband with metal-tipped drawstrings and a knitted mesh lining that prevents chafing. Practicality isn't sacrificed for style either, thanks to the two front pockets and a clever hidden zippered rear pocket to keep your essentials safe while you're lounging or swimming.

The RVCA Eastern 20 swim trunks redefine beachday mobility through their impressive 4-way stretch construction. After testing these in various aquatic settings, the recycled polyester fabric feels substantial yet remarkably flexible, ensuring you never feel restricted during a surf session or a casual poolside hang. The design isn't just about movement, though. The triple needle stitching on the front and back rise adds a level of rugged durability that stands up to constant salt and sand. I particularly liked the inclusion of the gusset fly and the subtle VA patch on the side pocket, which provide a premium, branded finish. At a 20-inch length, they hit that sweet spot of being modern without feeling overly short, making them a versatile staple for any summer wardrobe.

You might wonder if a pair of shorts can actually balance athletic performance with casual beach vibes, but these BAGELISE swim trunks aim to do exactly that. After putting them through the paces, the quick-dry fabric stands out as the real hero, preventing that heavy, soggy feeling after a dip in the pool. I was particularly impressed by the versatility in fit, offering options ranging from a classic 9-inch inseam to a more modern 5-inch cut. Whether you prefer the security of a compression liner or the breathable feel of a standard mesh lining, these shorts handle transitions from swimming to lounging effortlessly. The inclusion of zipper pockets is a thoughtful touch for keeping essentials secure while you're active on the sand.