Check the listing for details. Zippered Waterproof Mattress Protector Encasement Cover Bed Bug, allergy barrier. Color: White, Condition: New with tags. Listed at 4.99 USD. Protect-A-Bed AllerZip Allergy, Dust Mite & Bed Bug-Proof 6-Sided Mattress Encasement or Box Spring Encasement Waterproof Product Overview The AllerZip Smooth Mattress or Box Spring Encasement keeps your sleeping area clean, allergy-free and bed bug-proof for a healthy night’s rest. This total coverage solution wraps your mattress with 6-sides of waterproof Miracle Membrane protection, promoting a healthy sleep environment. The barrier protects you from dust mites and other allergens that may lurk in the mattress, including mold, mildew, pet dander and pollen. The waterproof mattress encasement extends the life of your mattress by blocking accidents, spills and stains, yet remains air permeable to keep you dry and cool.Bed bug bite-proof, entry-proof and escape-proof with patented BugLock Secure Seal three-sided zipperSmooth, flexible jersey knit polyester fabricProtect against allergens , human skin cells, dust and pet dander Overall Dimensions for mattress encasement (Full XL) :Length: 80"Width: 54"Fits up to : 7"-12" deep SPECSQuantity1/EachShipping Weight5 lb.Length80 InchesWidth54 InchesDeepFits Up To 7inches- 12 inches deepClosure StyleZipperFeaturesAntibacterial / AntimicrobialBed Bug ProtectionHypoallergenicMachine WashableWaterproofMaterialFabricSizeFull XLTypeBed Bug Mattress Encasements Overall Dimensions for box spring encasement (Twin XL)Length: 80"Width: 38"Depth :9" SPECSQuantity1/EachShipping Weight5 lb.Length80 InchesWidth38 InchesDeep9Closure StyleZipperFeaturesBed Bug ProtectionMachine WashableWaterproofMaterialFabricSizeFull XLTypeBed Bug Box Spring Encasements