Restguard Twin Mattress Cover XL Use this comfortable, durable mattress cover if you have allergies or want a waterproof mattress cover that is comfortable, too. Taperly Products are manufactured with a superior grade of cotton/polyester terrycloth thermo bonded to breath-cool polyurethane backing. You just put this mattress cover on like a fitted sheet! Used in hospitals, waterproof, allergen barrier mattress covers to protect your health from mold, dust mites and other allergens that come to live in even the best mattresses. The polyurethane laminate cover material is warranted for 10 years against defects in workmanship and materials. The Rest-Guard products are also hot water washable, machine washable and dryer safe. Restguard Twin Mattress Cover XL Features: Soft and breathable for comfortable sleeping Waterproof, shrink-proof polyurethane backing. Allergy bed cover: dust mite proof, blocks bacteria, mold, etc. Generous "skirt" for easy installing by a single person. Perfect fitcontinues after repeated washings. Fits twin bed mattress XL or box springs that are 15 inches thick Hot water wash and machine dry low or line dry. Note: Due to hygienic reasons, Rest-Guard covers are not acceptable for return except for replacement for warranty defects. 10 Year Manufacturer Warranty. By Taperly Products Restguard Twin Mattress Cover XL Specifications: Physical measurements: 38 inches x 80 inches x 15 inches