[COMPLETE WATERPROOF SEALING]: 100% waterproof design; with a fully sealed membrane, leak-proof and tear-resistant, the arm cast protector provides excellent protection for tightening, pouring and connecting when showering or bathing [Durable and Reusable]:The waterproof arm cast cover is made of medical PVC material, durable and not easy to tear or tear. It is environmentally friendly, reusable and washable. Suitable for everyday use such as therapeutic care, bathing, showering and many outdoor activities [One Size]:Full size design and stretchy silicone ring fit most arms. Arm cast length 55 cm; Please note that if you have cast cast in your arm, the width of the cast must not exceed 15 cm. [Easy to Use]:Elastic and comfortable rubber protector covers your arm perfectly without affecting blood circulation. Easy to put on and take off and no straps or straps required; so that this cast cover has the best water resistance, we use high-quality soft silicone material. As silicone material can be easily torn when it hits hard objects, it is recommended that your families help you put on and take off when casting plaster [Short sleeve for adults]: suitable for most adults or teenagers; if the waterproof cast cover is too long, simply bundle the extra space and pump out all the air. Adjust it to the shape of the arm.