Ultra Seal Teenage Leg SL-2121 is a waterproof cast and bandage protector designed specifically for teenage leg casts. This protective cover helps keep casts and bandages dry while showering or bathing. This is a medical device used to protect casts and bandages from water exposure. The product comes with illustrated instructions showing proper application and use. It is specifically sized for teenage legs and provides a waterproof seal to keep the cast/bandage area dry.