rolled vaccum-packed foam mattress,temperature sensitive,slow recovery,pressure-relieving ,body pressure relief,factory price memory foam mattress from China Manufacturer, SupplierFeatures: 1) 100% cotton cover, allows proper lows proper circulation of air around your body, dust mite resistant, non allergenic 2) 3" of 5.3lb density NASA engineered viscoelastic memory foam 3) Evenly distributes ...