This queen size bamboo waterproof mattress protector is made of premium 40% bamboo viscose and 60% polyester knitted fabric with natural cooling and sweat-wicking performance, a perfect bedding essential for hot sleepers.Silent TPU waterproof backing covers only the top surface to block all liquid spills, sweat and urine, fully protecting your mattress top from stains and damage. Equipped with full-perimeter stretch elastic skirt that fits mattresses up to 18 inches deep, creating a tight wrinkle-free fit without sliding.The soft bamboo blend surface is hypoallergenic and totally noiseless, free of annoying plastic crinkling sounds all night long. The entire mattress cover is machine washable with durable waterproof performance after multiple cleaning cycles, compatible with spring, memory foam, latex and all mainstream mattress types. All sizes are available for household, dormitory and commercial hotel use, custom OEM branding and large bulk wholesale supply are supported.