Brooklinen Pillow Protector in King New with tags 1 King Protector Easily zips on and off your pillows Features antimicrobial coating Protects your pillows from sweat, makeup, etc. 500 Thread Count Sateen with invisible zipper closure Wash every time you change your pillowcases to extend the life of your pillow. This densely woven cover adds a smooth, natural layer of protection to help resist stains and dust mites for any pillow.