Publisher: ZHEEYI. This practical and ergonomic bed sheet will help you take care of your patients or loved ones without the slightest discomfort. ✅ NEED A WATERPROOF & REUSABLE PATIENT SHEET?. Unlike all those cheaply-made patient sheets, the ZHEEYI pad is made from lightweight nylon fabric, which is not only breathable, but also waterproof (nylon fabric is waterproof, nylon webbing is not waterproof).