800 advanced mirapocket spring system with targeted zoned support for a comfortable nights sleep the tufted mattress also features a deep layer of body moulding memory foam for ultimate pressure relief with no loss of movement or support and has been finished with a soft knit microquilted top fabric 800 individual pocket springs body moulding memory foam for ultimate pressure relief with no loss of movement or support tufted mattress for an ortho feel easy care mattress no need to turn sim