The new Serta® Perfect Sleeper Pro, our most advanced hybrid mattress, features 5support zones designed with responsive coils and 3" of naturally-derived latex* foam that retains its shape to improve spinal alignment, for the ultimate in targeted pressure relief. Why latex? Latex foam comes from rubber trees, making it naturally durable, non-toxic, and breathable with contouring comfort and pressure relief where you need it most. Additionally, unlike synthetic foams, our latex foam doesn't trap heat. Instead, it is naturally temperature regulating and breathable. Our quilted top features a cool-to-the-touch cover designed to help you fall asleep more easily.Our 5 ZoneActive™ Design improves spinal alignment by pairing zoned coils and latex foam for targeted supportDesigned with True Response™ Latex Foam, made with professional - grade latex foam for a responsive feel and long-lasting comfortGraphite-Infused True Response™ Latex Foam includes graphite designed to redistribute heat away from the body for cooler sleepCoolFeel™ Pro Fabric: A cool-to-the-touch fabric designed to help you stay cooler for a more comfortable sleepPillowSoft® Foam provides enhanced cushioning for exceptional comfortCertiPUR-US Certified Foams Womens Choice Award 20000+ 5 Star Reviews