Affordable luxury with this Medium Feel Memory Foam Mattress. Engineered to provide great support and comfort while it keeps you cool as well. You get the benefit of Memory Foam, the top layer infused with Graphite for its cooling qualities, and 4.PhaseVisco™ Memory Foam, to alleviate pressure points for that perfect sleeping combination. Additional cooling is optional with the reversible zipper cover with Cooling SenICE™ on one side or go with the silky soft cover on the other. A very good mattress for a back or side sleeper, as well as a stomach sleeper.