Sealy Posturepedic Allergy Protection Zippered Mattress Protector COMPLETE ALLERGEN PROTECTION: If you wake up congested, it could be allergens in your bedding. Our Sealy Posturepedic Allergy Protection Zippered Mattress Protector offers complete barrier protection against allergens, blocking dust mites, pet dander, pollen and other common household allergens. QUIET, VINYL-FREE FABRIC: This mattress encasement is far from those of the past that rustle with every movement. The soft, polyester fabric is noiseless and comfortable so you can get a restful nights sleep. EXTEND THE LIFE OF YOUR MATTRESS: Worried about stains, spills, urine or incontinence ruining your mattress? This mattress protector has a waterproof backing that protects against common spills and stains, helping to make your mattress last. EASY INSTALLATION & REMOVAL: The zippered design of Sealys Posturepedic Allergy Protection Zippered Mattress Encasement is ideal for those who plan to wash their mattress protector often. Simply zip the mattress protector on or off of your mattress for super easy use. To clean, simply machine wash and tumble dry low. EXCELLENT FIT: This zippered mattress protector measures 80 x 78, fitting a king-sized mattress. It stretches to fit mattresses 15 in depth, making it easy to put on and take off of your bed.