Beautyrest Black Calista Extra Firm King Mattress

Advanced Pocketed Coil Technology uses hundreds of individually wrapped coils to flex to your body's contours, giving you superior back supportMicro Diamond Memory Foam helps to move excess heat away from your body for a cooler sleep environmentSurfaceCool Plus fiber works with the Micro Diamond Memory Foam to maintain an ideal sleep temperature at the surface of your mattressBeautyEdge Foam Encasement improves overall airflow through the mattress and gives you edge-to-edge support for a larger sleep areaExtra firm support works with the entire mattress to promote better sleep posture and provide extra back supportBlack aesthetics, handles, and detailed stitching give this luxury mattress a luxury look