Extend the life of your mattress and the quality of your sleep with the AllerEase Ultimate Cotton Zippered Mattress Protector. This protector is designed with specialized seams and zippers making it impenetrable to bed bugs and prevents 99.9% of unhealthy household allergens – like dust mites, pollen, and pet dander – from collecting in your mattress. The soft, waterproof layer protects from spills and stains and antimicrobial product protection to prevent the growth of odor-causing bacteria while the luxurious machine-washable temperature-balancing cotton finish keeps you cool and dry as you sleep. Ultimate offers unmatched comfort, quality, convenience, and a lifetime warranty for a more clean and restful slumber.