Trusted by sleepers for more than 130 years, only Sealy gives you the rest you need to live the life you want. In this firm Sealy mattress, the exclusive CoreSupport(TM) Center provides targeted support for your back and core. Individually wrapped SealyStability(TM) Plus Encased Coils provide more support for your whole body and address motion transfer between you and your partner throughout the night. High-quality foams provide cushioning comfort you can count on. And it's all topped with a refreshing moisture-wicking cover designed to keep you dry and comfortable throughout the night.