Feel faster on race day with Speedo boys’ Endurance+ jammer, part of Speedo medal-winning Fastskin family. Built for competing, it hugs the contours of the body to create a sleek racing profile and shares the same seam lines and design inspiration as Speedo pioneering men's LZR Racer® Elite 2. 

Built to last, no matter how hard you work in the pool, it includes Speedo exclusive Endurance®+ fabric. 100% chlorine-resistant, quick-drying and 20 times more fade-resistant than conventional swimwear, it’s designed to withstand everything your race day swim sessions throw at it.

• FINA-approved girls’ openback kneeskin race suit
• Part of the Fastskin family, worn by the world’s best swimmers
• Unique asymmetric printed leg
• Endurance®+ fabric is 100% chlorine-resistant, quick drying and engineered to last
• 20 times more fade resistant than conventional swimwear
• Comfortable, snag-resistant fabric
• 4-way stretch technology for added softness and comfort