Take your sleep experience with Beautyrest's advanced Black L-Class 13.5"" Medium Mattress. Exclusive cooling technology provides a cool surface that helps to keep you comfortable as you fall asleep and stay asleep through the night. Superior comfort and exceptional support are delivered by layers of Beautyrest's Gel Memory Foam and SurfaceTouch Gel Memory Foam along with Zoned T3 Pocketed Coil Technology, creating a first-class sleep experience that will leave you feeling invigorated to take on your day.