Unique size to meet a wide range of users. We have widened the opening and extended the product length to accommodate leg braces, bandages, and dressings. The total length is 19.7 inches, providing sufficient coverage for various needs. The upper and lower openings differ in size, so please take care when putting it on. Large size fits upper knee circumferences from 20 to 24 inches (51 cm to 61 cm). Designed to offer a comfortable fit across different body types, ensuring reliable protection and coverage. Please measure your upper leg or dressing circumference before purchasing. Features a self-sealing closure for watertight protection. Made with upgraded materials and improved quality. The imported neoprene seal is thicker, durable, and tear-resistant, designed for repeated use throughout recovery. Elastic openings help minimize restriction of blood flow, making it easy to put on and remove without discomfort. Allows for independent use. Watertight knee shower protector ideal for post-surgery care, bathing, and recovery from knee surgeries, burns, wounds, or skin conditions. Easy to clean and store, providing a practical solution for wound care and injury recovery. Designed to keep your knee cast, bandage, or wound safe and dry. This knee shower cover effectively protects against water during showering or bathing, maintaining a secure and tight seal to prevent moisture exposure. A helpful aid for knee post-surgery recovery.