Elevate your sleep to a luxurious reward night after night. As a part of our most advanced collection yet, Beautyrest Black L-Class offers up to 21% more support in the center-third where your body needs it the most. With help from new plant-based cooling technology, the collection provides up to 18% more cooling power to keep you comfortable as you fall asleep and all night long.* In addition, our patented memory foams unlock immediate pressure relief and personalized support. These innovative features are paired with an all-new modern design to create a first-class sleep experience that will leave you feeling invigorated to take on your day. (*vs Beautyrest Harmony Lux collection in the first 20 minutes)