King | AllerZip Mattress Encasement | Protect-a-bed

The Allerzip Mattress 6-Sided Waterproof Mattress Encasement can help to extend the life of the mattress by blocking accidents, spills, and stains, yet is air permeable to keep you dry and cool. Bug bite-proof, entry-proof, and escape-proof with patented BugLock Secure Seal three-sided zipper. It is certified asthma and allergy friendly by the Asthma and Allergy Foundation of America. Its Miracle Membrane barrier promotes a healthy sleep enivronment by protecting you from dust mites and other allergens, including mold, mildew, pet dander, and pollen.