From the #1 best selling allergy bedding brand, AllerEase Maximum delivers the clean, healthy night's sleep that we all deserve. Featuring premium materials and an expertly-designed construction, Maximum prevents 99.9% of unhealthy household allergens from collecting in your mattress. With a soft waterproof layer to protect from spills and stains, Maximum also includes specialized seams and zippers. Together with a moisture wicking finish to keep you cool and dry, machine washability, and a lifetime warranty, Maximum offers unmatched comfort, quality, convenience, and value for you and your family.