EASY TO CLEAN: This waterproof mattress protector is different than other common ones. It has a special additive on the surface. When liquids spill on the surface, you can simply use water to clean the stains after the liquid dried. 100% WATERPROOF: The waterproof bed protector prevents things to damage the mattress such as urine, sweat, spills, etc. The bottom TPU stop them from leaking into your precious mattress. PREMIUM FABRIC: Unique 3-in-1 air structure makes our mattress cover breathable. With great air circulation, our mattress pad would not cause any heat when you sleep on it. Highlights Luxurious soft knit fabric waterproof protection Cool, breathable comfortable Stain release finish Stretches to fit mattresses up to 21" deep