Prevent bed bug and mite allergy relief air vapor porous with the brand fitted zippered mattress cover. This is fine material offers from liquids penetrating the top and sides of the mattress. For a more permanent solution to bed bugs stains and spills choose the zippered cover that fully encases the mattress for maximum . To ensure the best fit make sure to measure your mattress and box spring depth and order the appropriate size cover.Features:1 zippered mattress coverShields your mattress from spills and stainsProtects against and fluidsBreathable and comfortable fabricMade of super soft fabricExtra strength heavy dutyMachine washable in cold water tumble dry lowFits up to 12" deepMaterial: Fabric - 100% Non Woven PE Laminate - 100% PolypropyleneSize Guide:Twin: 39" x 75"Full: 54" x 75"Queen: 60" x 80"King: 78" x 80"Pillow Cases: Standard size 20" x 30"