There's sleep, and then there's Beautyrest®. With the new Beautyrest® Level Two 13.5" Extra Firm Tight Top Mattress Collection, 875-density Pocketed Coil® Technology provides signature individualized support and motion separation, while Beautyrest® ActiveResponse™ Memory Foam provides contouring comfort to help alleviate aches and pains. Sleep comfortably with a cooling sleep surface provided by InfiniCool® Technology.