... bacteria, dust mite - Washable, Reusable Product name: Hotel Elastic Mattress Protector Materials: Top: 100% Polyester knittedInner: PU film (100% Polyurethane) Back ... to escape from your mattress ;- Light weight and incredibly thin protector - Expandable skirt accommodates mattress depth up to 22"- Machine wash ... products tailor-made to your unique specifications. Hotel Elastic Mattress Protector