Fashion Bed Group Sleep Calm 2-Piece Bed Bug Prevention Pack with Mattress and Zippered Box Spring Encasement, Full Mattress: Top Surface, Bottom Surface and Skirting  100% Polyester Knit Fabric Laminated With 100% Polyurethane; Box Spring Cover: 100% Polypropylene Imported Full sized 2-piece Bed Bug protection pack (1) Sleep Calm 9" encasement for mattresses up to 12-inches thick (1) Non-woven, zippered encasement for box spring up to 9" thick Helps maintaining a hygienic sleeping area for you and your family Protected with a 10-year limited product and mattress warranty