This waterproof fitted mattress protector is constructed with premium 40% bamboo rayon and 60% polyester 3D air jacquard knit fabric, featuring natural cooling and sweat-wicking features that greatly relieve hot sleepers’ night sweats.Silent TPU waterproof backing covers only the top surface to block all liquid spills, sweat and stains, fully protecting your mattress top from damage. Built with full-perimeter stretch elastic skirt fitting mattresses 8–21 inches deep, it delivers a wrinkle-free snug fit without sliding all night.The bamboo blend fabric is OEKO-TEX certified, hypoallergenic and totally noiseless with no annoying plastic crinkling sounds. The whole mattress cover can be machine washed easily, with durable stable waterproof performance after multiple cleaning cycles, compatible with all mainstream mattress types. A full range of sizes are offered for household, dormitory and commercial hotel use, custom OEM branding and large bulk wholesale supply are available.