For those who sleep best on a firm mattress that provides body-contouring support with cooling comfort, there's no better choice than the Posturepedic Optimum Destiny Gold, featuring cooling gel infused memory foam from top to bottom. This innovative foam mattress's unique combination of OptiCool gel memory foam with OUTLAST Gold material and OptiSense gel memory foam creates a body-hugging sleep environment that is twelve times more effective at removing excess body heat. The result is a cool, supported night's sleep that enables you to wake feeling truly refreshed. The exclusive gel OptiCore provides deep down support, with additional heat dissipating properties that further enhance your sleep. 10 Year Warranty