Allergy sufferers, this mattress protector is a total game-changer! The Protect-A-Bed AllerZip creates a complete barrier against bed bugs, dust mites, and allergens that can mess with your sleep and health. It's actually certified by entomology labs to be bed bug entry, escape, AND bite proof - which is pretty impressive. The BugLock zipper system with AllerZip seal ensures nothing gets through, while still being air vapor porous so your mattress can breathe. The 100% cotton terry surface feels cool and comfortable to sleep on, and it's waterproof too thanks to miracle membrane technology. The Full XL size (54x80 inches) fits mattresses up to 13 inches deep, which covers most standard mattresses. It protects against all kinds of allergens like pet dander, pollen, and mold, plus it handles bodily fluids and bedwetting situations. Machine washable and backed by a 2-year guarantee, this protector gives you peace of mind for healthier sleep. If you wake up stuffy or have allergy issues, or just want to protect your mattress investment from bugs and stains, this protector does it all without feeling like plastic sheeting.