Perfect for side, back, stomach or combination sleepers. 5 ZoneActive Design improves spinal alignment by pairing zoned coils and latex foam for targeted support. Designed with True Response Latex Foam, a professional-grade latex foam that provides a responsive feel and long-lasting comfort. Graphite-Infused True Response Latex Foam includes graphite and is designed to redistribute heat away from the body for cooler sleep. The CoolFeel Fabric, a cool-to-the-touch fabric, is designed to help you stay cooler for a more comfortable sleep.