Discover the luxury of this hybrid mattress. Two layers of temperature-regulating material keep you at a comfortable temperature all night long. Copper-infused memory foam contributes to the cooling performance, and a 4-way stretch knit cover helps keep your mattress fresh. Contouring comfort foam conforms to your body, delivering amazing support, pressure relief and comfort. In addition, the premium pressure-sensitive NanoCoil unit and individually wrapped coil pack help to provide a great night's sleep.