About this item ???????? ?????????? - We upgraded the cotton top fabric with NanoTex DualSield, which is a nanotechnology treatment for water-resistant protection. The bottom layer is made of impermeable TPU membrane for 100% waterproof protection. This dual protection design makes our protector exceptional, great for those with kids, pets, or incontinence ????? ???? & ?????????? - Cotton terry surface features great softness and breathability. It protects your mattress against urine, fluids, perspiration to prolong the life of your mattress. But it won't change the feel of your mattress ?????? ??? & ????????? - 360° wrap around design provides full protection for your pricey mattress. High elastic band ensures the protector stay firmly on the mattress, No shift. No rustling noise. ????: Twin: 39x75 inches | Twin XL: 39x80 inches | Full: 54x75 inches | Queen: 60x80 inches | King: 78x80 inches | Cal King: 72x84 inches. Deep pocket stretches up to 21 inches, fits mattress pad 8-21 inch deep, Suitable for all types of mattresses, including memory foam, latex, or spring. ???????????? ??????? - Our company has more than 40 years experience in quality bedding products design and manufacture. All our products have been certified by Oeko-Tex Standard 100 to be free of harmful chemicals, ensuring that they're safe, healthy for you and your family.