Your mattress is an expensive investment - why not protect it? Shield your mattress from spills, bed-wetting, bed bugs, dust mites and allergens. The Sleep Defense System by Hospitology Products brings Hotel and Healthcare level bedding protection to your home. Featuring extra-tough seam construction, high thread-count polyester knit fabric, and a full 1ml thick polyurethane waterproof layer. Ultra-plush knit fabric is soft to the touch. Fully breathable - does not trap heat and is cool to sleep on. Waterproof covers are great for toddlers or seniors with bed-wetting problems. Bed bugs are infesting homes and apartments at an alarming rate, and mattress encasements are an effective defense. Help ease asthma and other respiratory symptoms be preventing allergens, dust mites and bacteria from reaching the sleeper. This encasement will accommodate a mattress height of 10"-16". It is fully machine washable and dryable, or you may simply wipe it clean with a damp cloth. It is fully zippered on 3 sides, and features Allergy Blocker to prevent allergens from exiting through the zipper. BugFlap and ZipperLock ensure that your mattress encasement remains bed bug proof for the life of your mattress. Includes a 5-year limited manufacturers warranty