The Beautyrest® Silver Naturally Cool Pillow Protector features cooling fabric that helps keep you cool all night while extending the life of your pillow. The fabric is cool to the touch, naturally improving moisture management for a cooler, more comfortable sleep. This item is machine washable, for easy care and a fresh night's sleep. Beautyrest® has been a trusted brand since 1925, we see sleep as an all-natural performance enhancing wonder. Our sleep technology is designed for the most restorative sleep, giving you a heightened focus, maximized energy, and ultimate clarity during the day. We don't just make bedding so you can get better sleep. We make it so you can BE MORE AWAKE.