SEAL-TIGHT Sport is a safe, economical protector for casts and bandages during recreational water activities or daily showering and bathing. Easy application eliminates the need for pumps, hook & loop closures and adhesive tapes that may irritate skin. Made of a high performance thermoplastic elastomer that stretches easily, SEAL-TIGHT Sport maintains a waterproof seal. Use for swimming, water sports, whirlpools, hot tubs, showering or bathing to protect casts and bandages.Best cast protector for swimming. Not made with natural rubber latex Easy to use Safe for swimming Reusable and folds compactly Lasts the life of the cast INSTRUCTIONS FOR USE: Pull SEAL-TIGHT Over cast by stretching diaphragm opening with thumbs and you hold the diaphragm open DO NOT apply by pullin on rubber diaphragm Push the rubber diaphragm toward the cast so the inner edge of rubber points up and away from cast Make sure you dip the arm/leg into water and push out all the air and it is sealed to the cast/bandages before getting into the water To remove: dry rubber diaphragm and stretch diaphragm to ease over heel or elbow DO NOT remove by pulling on the bag For theraputic care/ Daily showering or bathing only. When submersing, Do not put weight on plastic ring. Not intended for recreational water activities. use care around water, may be slippery when wet, with children, adult supervision recommended.