Size:King  |  Style:Mattress + 5" Box Spring The Beautyrest Black L Class Extra Firm is the firmest model in the line and includes many of the same bells and whistles found in the top of the line but at a lower price, making it a great value for the extra firm mattress lover. Unlike many mattresses that can be extremely stiff and rigid, this one has enough initial padding to contour well to the lower back and provide comfort. The T3 Pocketed Coil system incorporated in the the Beautyrest Black is nothing short of amazing. Made from three pieces of high carbon steel braided together, this system delivers superior contouring, minimized motion transfer, and long term durability. This coil system is adjustable base friendly and completely compatible with all modern power foundations. Less Heat Allows For More Rest - The BlackICE 4.0 system utilizes four cooling components working together to help you get cooler, deeper sleep. The layer of Beautyrest Gel Memory Foam contours to your unique shape and provides not only good pressure relief, but also excellent durability. The Beautyrest Black L Class Extra Firm an excellent choice for those who want extra firm comfort.
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