Delivering cushioned firm comfort with the restorative support your body needs, the Sealy Coral Oaks from the Performance collection features exclusive Posturepedic technology that provides a quality night's sleep. Sealy's exclusive Posturepedic technology provides targeted support where you carry 50 percent of your body's weight. Featuring a premium SealyResponse Coil system, this firm mattress includes a SolidEdge HD System, which reinforces the mattress perimeter allowing you to use more of the sleep surface while remaining supported. Layers of SealySupport Firm Foam, SealyCool Gel Foam and SealyCushion Air Foam work together to provide body-conforming comfort and support with incredible pressure point relief and heat dissipating qualities. The ComfortLoft Cover provides an inviting, refreshing sleep surface you'll enjoy coming home to each night. 10 Year Non-Prorated Warranty.