Night Therapy 10 Inch Memory Foam Pressure Relief Mattress & Bi-Fold Box Spring Set - Full Mattresses consists of 10 inches of deep luxury: 3 inches of memory foam, 3 inches of pressure-relieving Comfort Foam, 4 inches of High-Density Base Support Foam Ultra-conforming, Pressure Relief memory foam suspends you in pure comfort Bi-Fold Box Spring Foundation is made from heavy gauge metal featuring maximum edge firmness No assembly required- remove the items from box and lay your mattress on top of the box spring 10-year limited warranty for mattress & 5-year limited warranty for box spring