From the #1 best selling allergy bedding brand, AllerEase Cotton Fresh delivers the clean, healthy night's sleep that we all deserve. Featuring premium materials and an expertly-designed construction, Cotton Fresh prevents 99.9% of unhealthy household allergens -- like dust mites, pollen, and pet dander -- from collecting in your mattress. With a soft waterproof layer to protect from spills and stains, Cotton Fresh also features machine washability and a lifetime warranty to offer unmatched quality, convenience, and value for you and your family.