The Seal-Tight Original Adult Arm Cast and Banage Protector is the easy, durable way to stay dry. It is recommended by doctors for showering and bathing and is the best watertight protection available. Its easy to apply application ring eliminates the need for strapping, pumps or hook and loop closure. The non-latex diaphragm stretches easily over your cast or bandage to form a watertight seal. The durable polyvinyl bag prevents water penetration. Use for therapeutic care and daily showering or bathing to protect casts and bandages.