Is your mattress infested with bed bugs? Are you worried that bed bugs may be living inside your mattress or box spring? Do you want to protect your mattress or box spring against bed bugs and other allergens? If your answered yes to any of these questions than a bed bug proof mattress encasement is exactly what you need. Bed bug mattress encasements are the first step to stop the biting and preventing bed bugs from entering or escaping the mattress or box spring. If bed bugs can't eat, they can't reproduce and will move elsewhere. All our mattress encasements, box spring encasements and pillow covers have a patented zipper which are CERTIFIED BED BUG PROOF.