Stop household allergens from collecting in your pillowwith the AllerEase Hot Water Washable Zippered Pillow Protector.An innovative construction enables the protectors to be washed in 120° F hot water to kill germs and bacteria. Tightly woven fabric prevents the collection of dust mites, pet dander, pollen and other household allergens from settling in your pillow, providing excellent allergy protection. Keep your pillows cleaner in between washings and sleep soundly with this AllerEase pillow protector.