King Size Fabric Zippered Mattress Cover Keeps Out Bed Bugs & Dust Mites Water Resistant Protector 78" X 80" X 12" Deep Fits king Size Mattress , Mildew & Mold Resistant Keeps Mattress Fresh & Clean, Keeps Out Bed Bugs & Dust Mites Fits Up to 12" in Height , 80" x 78" x 12" Please measure Before Purchase Heavy Duty Water & Stain Resistant