The Beautyrest Black® line has become synonymous with truly indulgent, restorative sleep. The Beautyrest Black® L-Class Plush mattress features their BlackICE 4.0 system, which is designed to help you sleep cooler and longer. It also features their BeautyEdge® for edge to edge stability, and their T3 Pocketed Coil® Technology for the most advanced spring support yet. Available as mattress only or as a mattress/foundation set.