This advanced hybrid mattress combines premium materials to deliver improved comfort. Response Pro Encased Coils reduce motion and the DuraFlex Pro ventilated edge improves breathability and durability. Body-hugging foams include ComfortSense Premium Memory Foam to provide cushioning softness. The mattress cover features antibacterial Surface-Guard Technology to keep the mattress protected and SealyChill that keeps the mattress feeling cool to the touch. The medium feel of this mattress is sure to keep you sleeping soundly all night long.