EBayWaterproof mattress protector with bamboo viscose terry surface Soft Bamboo Viscose & Polyester Terry ¨C Combines breathable bamboo viscose with durable polyester for a plush, skin-friendly feel. Wicks away excess moisture to keep you cool and dry overnight, while the terry texture adds extra comfort without feeling bulky. Waterproof Protection ¨C Features a thin, hidden waterproof membrane that blocks accidents spills, sweat from seeping into the mattress. Keep dry and clean without sacrificing the original feel of the mattress Snug Fit ¨C Equipped with strong elastic edges that fit mattresses 8-18 inches thick. Stretches easily over the mattress like a fitted sheet, staying in place all night without shifting or slipping. Easy Care - Machine wash in cold water, tumble dry low, do not iron, do not dry clean Size Information - Split King Mattress Protector contains 2 mattress protectors in 1 package, each measures 39 by 80 with up to 18 inches deep pocket