The 2021 Posturpedic Innerspring Collection features motion reducing Encased Coils , for overall support, with a reinforced Gel Memory Foam center third for targeted back and core support. Layers of foam, including SealySupportâ„¢ Gel Foam and SealyCoolâ„¢ Air Gel Foam, give you the cushion and support to achieve the comfort you are looking for. A cover with Surface-Guard Technologyâ„¢ and MoistureProtectâ„¢, keeps you dry and cool, so you fall asleep faster and stay sleeping longer. This Medium Faux Euro Top Mattress is a very good mattress for a back, side, or stomach sleeper.