Take it to the pool, the Nike Girls' HydraStrong Strive Open Back Kneeskin Tech Suit Swimsuit will have you ready to beat the competition. Features FINA APPROVED U12 COMPLIANT NIKE HYDRASTRONG fabric provides long-lasting durability, swim after swim The NIKE FASTBACK provides maximum support and is designed to reduce chafing. Wide, V-back seamless strap construction with moderate back coverage SECURE FIT helps you feel fast, confident and supported LINED for better fit and security FLAT SEAMS for reduced chafing Heat transfer Swoosh