Soft pillow top. Quilted gel foam pulls heat away for a cool-to-the-touch surface. Advanced TheraLume Memory Foam delivers 2.6x longer-lasting cooling and pressure relief than regular foams. Five-zoned coil system contours to your body for additional back and thigh support, reducing tossing and turning. Foam encasement surrounds the mattress for an extended, comfortable sleep area. Conveniently raise or lower the head of your mattress using the RTG Sleep 2900 adjustable base with wireless remote control.