Fully sealed by a unique vacuum ring. Moisture protection for plaster and synthetic casts, bandages, rashes, prosthesis, splints, burns and lacerations. Made of high quality PVC, polypropylene and rubber. Light, hygienic, washable material which is not slippery and will not stick to your hand. Easily pulled on and off in a non-painful way. Good for slim and thick Arm or Hand. Shower as normal. Travel friendly. Best for showering, bathing, swimming or for outdoor activities when recovering from injuries, surgeries, accidents,or when suffering from medical conditions such as cuts, rashes, burns, skin problems, wounds & scratches.