WATERPROOF: Waterproof protection on all 6 sides. Provides protection from bed wetting accidents, incontinence, careless spills and stains from illness. FIRE RETARDANT: The laminated material was tested to "CFR Title 16 Part 1632 (FF4-72) standard for the flammability of the mattress and mattress pads - procedure part 1632.6" classification and tested to meet the American Standard ULC-O Burn Test requirements. STRETCH TO FIT: Stretches to fit a wide variety of mattress depths and lengths. CARE INSTRUCTIONS: Wash and dry at a moderate temperature. Do not use bleach or Borax. Do not iron. Experience unparalleled pillow protection with the Mattress Safe KleenCover PillowSafe encasement. Featuring our unique patented “Zipper with the Hook”, it guarantees a secure and tamper-proof fit for peace of mind. This encasement is expertly designed to provide complete waterproof protection on all sides. Its innovative design shields your pillow, ensuring a worry-free night’s sleep. The luxurious KleenCover fabric is not only durable but also soft to the touch, creating an elevated sleep environment. Easy to maintain, it is machine washable for your convenience. Available in standard size, it’s the perfect solution for safeguarding your pillow integrity while enhancing your sleep experience.