?Safe use?: Designed for patients who need to take a bath due to burns, skin injuries, plaster or splint installation, chemotherapy, PICC/infusion needle placement, etc. Three sizes to meet your needs. ?Elastic non-slip?: The elastic opening allows you to put on the shower cover and remove it by yourself. The non-slip material will not stick to your arm in the shower. The soft and comfortable material makes this waterproof arm casting cover easy and painless to put on and take off. ?Protect injured hands?: Suitable for hands injured when washing hands, arm fractures. Provide protection during a certain period of time to prevent external harm. ?High performance and reusable?: Silicone has high sealing performance, waterproof, safe, and odorless; silicone thickens, makes the product waterproof, easy to clean, can be used many times, and is durable. ?Waterproof and breathable?: Keep waterproof when changing posture, free elasticity, fine cotton inner sleeve, soft, comfortable and breathable.