Our mattress and box spring encasements are anti-microbial, waterproof, hypoallergenic, and offer bedbug protection. Details: * Mattress Encasements fits between 12" - 18" Deep. * Box Spring Encasements fits standard 9". * Advanced microbial control technology provides long-lasting freshness and reliable protection against unwanted bacteria. * Penetration and escape-proof protection against bedbugs, featuring our dual-lock closure with Velcro and fabric shield. * Barrier protection prevents fluids and spills from damaging the mattress. * Improves air quality and cleanliness by preventing dust mites, allergens, pet dander, and mold.