The Sleeper Total Encasement Mattress Protector acts as an antimicrobial waterproof barrier against accidental spills and bedwetting with a wick away moisture treatment, protecting your sleeper mattress from stains. The silky soft OmniGuard® Advance fabric is a new-age breathable barrier fabric that you won't even know is there, featuring a six-sided protection with a zipper on underside for total encasement of the sleeper mattress. Not only is it mold and mildew resistant, it also protects against bed bugs as well as prevents dust mites from entering your sleeper mattress. Plus, it's easy to use and easy to clean.