SIMMONS NIGHT SKY EXTRA FIRM
DualCool™ Technology Fiber
A soft, supple fiber enhanced with silver to prevent the growth of stain and odor-causing bacteria, mold, and mildew to help keep your mattress fresh.
A fiber enhanced with silver designed to help move both heat and moisture away from the surface of the mattress to maintain an ideal sleeping temperature.
AirCool® Gel Memory Foam
An open cell gel memory foam layer that helps provide great pressure relief, freedom of movement and a comfortable sleeping temperature.
Beautyrest® Pocketed Coil®Technology
Hundreds of individually wrapped coils adjust independently to the weight and contour of your body, giving you conforming support and motion separation for undisturbed sleep.
Additional 490 coils strategically located in the center third of the mattress enhance contouring back support, helping you to sleep comfortably