Two layer 10-inch premium memory foam mattress featuring exclusive ViscO2 breathable, open cell memory foam * Visco2 foam is 5 times more breathable than conventional memory foam, with an open cell construction that offers superior durability and increased air flow * Mattress is comprised of a 3-inch ViscO2 3-lb layer over a firm 7-inch base layer of support foam to provide firm support and pressure relief * Luxurious, 4-way zippered poly cotton blend mattress cover is soft to the touch and easy to care for * Mattress is compressed and folded to allow for shipment by ups and is easy to set up with simple instructions that are included; Mattress protected by 20 year limited warranty