Guardsman ClassicGuard Waterproof Mattress Protector - King - 2 Layer Protection From Spills or Mishaps, Allergy Relief - 10 Year Warranty - Reusable(Packaging May Vary) 80% Cottone/20% Polyester/45gsm Polyurethane/90 Gsm Poly Knit Imported Guardsman ClassicGuard Waterproof Mattress Protector - King - 2 Layer Protection From Spills or Mishaps, Allergy Relief - 10 Year Warranty - Reusable(Packaging May Vary) Created with 2 specific layers that deliver comfort and protection. The top layer is constructed with a soft cotton terry cloth layer that is blended with a moisture wicking polyester to maintain a comfortable temperature. The bottom layer is a breathable waterproof polyurethane layer that defends against moisture and spills Waterproof and breathable. This waterproof mattress protector is a great for children, infants and adults with incontinence or accidents. Designed to wick moisture away while keeping your mattress protected A better solution to disposable mattress protection pads and liners. The Guardsman ComfortMark Mattress Protectors are machine washable and can be tumble dried on low. This makes any cleanup easy 100% latex free. Fits almost every mattress (memory foam, latex, innerspring, even futons) including deep and pillowtop mattresses