Rest assured your bed is clear of household allergens and pests with this all-in-one twin XL mattress protector. It features a two-layer coated fabric, triple-seal closure system and interior barrier flap to ensure ultimate protection against allergens, dust mites and bedbugs. The protector is waterproof to ensure accidental spills don't seep into the mattress and is conveniently machine washable for easy care. Protect your family from household allergens and pestsMattress cover provides a protective barrier against bed bugs, dust mites and other allergensEncasement protection recommended by doctors, allergists and entomologistsType: Mattress encasementTwo layer special coated fabric and a triple-seal closure systemFits mattresses up to 21 inches deepColor options: WhiteMaterials: Polypropylene/ polyethyleneCare instructions: Machine WashDimensions:Twin XL: 39 inches x 80 inches Type: Bed Bug Protector, Allergy Protector, Complete Protection, Dust Mite Protector, Encasement, Waterproof ProtectorProduct Features: Allergy Bedding, Hypoallergenic, WaterproofMaterial: PolyesterCare Instruction: Machine WashExact Color: WhiteSize: Twin XL