The AllerEase Maximum Pillow Protector is constructed with a 100 percent breathable fabric designed to keep you cool and comfortable while blocking out dust mites, pollen, bed bugs, pet dander and other household allergens that can trigger allergies. The comfortable, soft top fabric fully encases your pillow with a durable, zippered closure that won't alter the feel of your pillow. This pillow cover is a great choice for adult bedrooms, children's bedrooms and dorm rooms. Easy care - machine wash and dry.