Wake up feeling strong and refreshed on the Springwall Advance Ultra mattress. This firm tight top mattress is built to support your body night after night. Exclusive advance support coils help reduce motion and provide steady, targeted support from head to toe. Firm comfort foam gently contours to your shape to ease pressure while allowing air to move freely. A cooling gel layer near the surface helps keep you comfortable and at the right temperature as you sleep. Full coil edge support helps prevent sagging and gives you a stable sitting edge. Enjoy lasting comfort backed by a 10 year non prorated warranty.