blueseventy neroTX Kneeskin - Swim Racing Tech Suit - FINA Approved TX DIAPHANOUS FABRIC - warp multifilament treated nylon makes a lightweight, hydrophobic fabric that offers high compression WELDED SEAMS - ultrasonic heat-bonded seams lie flatter on the body, reducing drag BODY-SPECIFIC DESIGN - designed for elite age groupers, the narrower body fits slim and lean swimmers best GEL LEG GRIPPERS - upgraded gel grippers comfortably lock the suit in place SHOULDER STRAPS - strategically placed straps allow comfortable, natural shoulder movement