This mattress is an advanced version of Sealy's best of both worlds comfort, with more motion reducing coils for support and a ventilated, reinforced edge to improve breathability and durability. The SealyCool™ gel foam promotes a cooling environment and helps cushion, delivering comfort and support with a medium feel. The DURAFLEX™ pro coil edge system consists of densely packed coils surrounding the edge of this mattress for added durability, more sleeping area, a solid seating surface and better flexibility when paired with an adjustable base. The protective cooling cover is a cool to the touch version of Sealy's stretch knit cover with cooling fibers for comfort and Surface-Guard Technology™ that protects the mattress surface from odors and stains caused by bacteria and common allergens.