Aller-Ease Allergy Pillow with Washable Bonus Cotton Pillow Protector Cover, King One King-sized barrier pillow with bonus cotton pillow cover Designed to help allergy and asthma sufferers who are sensitive to common triggers such as dust mite allergens Combines superior filtration without sacrificing the comfort of breathable cotton Recommended by allergists; backed by Good Housekeeping Machine or hand wash in cold; imported