World Class Medium Firm King Mattress

Step up to a truly exceptional sleep experience with the Beautyrest® World Class™ Collection—designed for individualized support, advanced motion separation, breathability, and responsive pressure relief, all topped with a luxurious quilted surface. Featuring 1000-density Pocketed Coil® Technology and high-density foams, each mattress delivers targeted support and minimized motion transfer. Our new World Class Relief™ HD Foam, available in all Level Three models, adapts to your body for superior pressure relief. Stay cool throughout the night with InfiniCool® MAX Technology and vertically oriented natural lux fibers in our quilted mattresses. For even more comfort, the World Class™ Hybrid mattresses include Beautyrest® ActiveResponse™ MAX HD Memory Foam for additional contouring and support. Backed by over 100 years of innovation—and many more to come—the Beautyrest® World Class™ Collection helps you wake up at your best, every day.