Protect your mattress without trapping in heat with the Tempur-Pedic Cool Luxury Mattress Protector. The cool and comfortable knit fabric uses Smart Climate technology and high molecular weight yarn that instantly feels cool to the touch. Waterproof protection will keep your mattress fresh and safe from spills and stains. This mattress protector is a great fit for any mattress with the Tempur-Ultifit System that combines 2-way stretch top and sides for a great fit on mattresses up to 20 inches. It is machine washable for easy care and continued use.