Imperial Ortho Posturepedic King Size Non Drawer Divan Bed Set. Beneath its high quality h&-tufted mattress upholstery lies a number of innovative features designed to help take care of your back whist you sleep. Lumbar Support channels disperse pressure in areas where your weight is concentrated so that pressure points literally disappear. 7-Zone inlay of Latex within Memory Foam creates pressure knock out zones & helps prevent tossing & turning. Edge Guard feature gives edge-to-edge firm support across the mattress providing greater durability & firmer feel. Posture Tech 660 Responsive spring system designed to provide better weight distribution away from the heaviest parts of the body. All those elements work together perfectly to reduce tossing & turning & promote a restful undisturbed night’s sleep.