The Ultra Seal Adult Short Arm SL-2110 is a waterproof cast and bandage protector designed to keep casts, bandages, and dressings dry while showering or bathing. This medical device provides reliable water protection for short arm casts and bandages. The product packaging includes instructional diagrams showing proper application and use. The waterproof protector appears to be specifically sized and designed for adult short arm casts. As a medical/hygiene product, it's important to follow usage instructions carefully and consult healthcare providers about compatibility with specific types of casts or bandages.