Ultimate sleeping comfort the plush luxury quilting houses layers of flame retardant foam, durable bonel spring system made of high carbon steel wire and foam encasement system. The sunset plush mattress evenly distributes weight throughtout the mattress so that all you feel is your mattress supporting you throughout the night for uninterrupted deep sleep. The reinforced foam encasement system protects the overall form for that same first look for years to come. The flame retardant viscon jacquard ticking has a thick full feeling that completes this luxury mattress.