Unique Memory Foam mattress will provide deep, relaxing sleep. Pillow top provides the ultimate in Memory Foam surface feel and comfort.Uncomfortable pressure-points common in most innerspring mattresses is eliminated.Composed of two 3-inch layers of 4-pound Memory Foam atop a core of traditional urethane foam. A total of 6-inches of 4 pound memory foam. Originally designed for NASA, this space age foam cradles your body, reducing pressure points that cause tossing and turning. Click here to go to Overstock.com. $606 + $1 Shipping on Entire Order.