Ohsodry seals your cast or wound and prevents water from getting into it when in the shower. Ohsodry features a heavy duty vinyl bag that encases the arm, hand, wrist, foot, ankle or leg and prevents it from getting wet. Heavy duty plastic ring with rubber seal stops water from entering through the opening as it gently seals around the arm or leg. 4 styles to choose from to meet any needs Whether it is keeping a cast or bandage dry. Note: This Product is Designed to be used during the cleaning process and not when submerged