Triple Eight WristSaver Wrist Guards feature a tough, four-way stretchable nylon mesh body that provides a snug fit, with high density impact-resistant molded ABS splints on front and back of wrist for support. Shock-absorbing EVA foam secured between support splints and wrist further protects your wrist. Features: Tough, four-way stretch nylon mesh provides a snug fit High-density, impact-resistant molded ABS splints on front and back for support Shock absorbing EVA foam secured between support splints and wrist for cushioning Sizing Information To ensure a perfect fit, measure the circumference of your hand at the knuckles, and match it to your ideal size below: Junior: seven-to-7.5 inches Small: 7.5-to-eight inches Medium: eight-to-nine inches Large: nine-to-10 inches Product Description Triple Eight Wristsaver wrist guards offer great support and Protection with high density impact-resistant molded ABS splints on front and back of wrist for support. These wrist guards include shock absorbing EVA foam secured between support splints and wrist. A tough, 4-way stretch nylon mesh ensures a perfect fit. Triple Eight Wristsavers are ideal for inline skating (roller blading), roller derby and all roller sports.Wristsavers Sizing Guidelines:To ensure a perfect wrist guard fit, measure hand circumference at the knuckles and match to the sizes listed below:Jr 7.0 - 7.5 inches S 7.5 - 8.0 inchesM 8.0 - 9.0 inchesL 9.0 - 10.0 inches