Relieve your allergy symptoms and keep your pillow cleaner in between washings with the AllerEase Ultimate Pillow Protector. Soft fabric breathes naturally and won't trap body heat. Patented temperature balancing technology adjusts continuously to your body temperature so you are never too hot or cold. An antimicrobial fabric finish prevents odors by inhibiting the growth of bacteria. The comfortable soft top fabric fully encases your pillow with a durable, zippered closure that provides unsurpassed protection from bed bugs and household allergens, such as dust mites and pet dander that can collect in your pillow and trigger allergies.