The AllerEase Maximum Allergy Protection Zippered Pillow Protector combines breathable, cool comfort with maximum allergy and bed bug protection. The 100 percent breathable fabric keeps you cool and comfortable, protects your pillow from collecting allergens like dust mites, pollen and pet dander, and prevents bed bugs from making a home in your pillow.Allergist recommendedAllergy proof fabric prevents microscopic particles that can trigger allergy and asthma symptoms from collecting in your pillowBed bug barrierPet dander barrier100 percent breathable comfort