This Limited Edition iComfort mattress is a great value! An all foam, Gel Memory Foam Mattress that will let you sleep cooler and comfortable no matter your sleeping position. A layer of both EverCool® Fuze Gel Memory Foam and EverCool® Fuze Gel Foam, dissipates heat while it contours to your body, relieving pressure. The Serta® Foam Core is a durable, comfortable, supportive base. Topping it off, a Cold Touch™ Cover works with the other cooling elements of the mattress providing a perfect sleeping environment.