The Beautyrest Silver BRS900 Extra Firm Innerspring Mattress Set is designed to provide consistent comfort throughout the life of your mattress, ensuring a restful night's sleep for years to come. With 900 Series Pocketed Coil Technology, DualCool Plus Technology, and Cool Gel Memory Foam Lumbar Support, this mattress set is the ultimate in luxury pressure relief and targeted support where you need it most. Upgrade your sleep experience and wake up feeling more refreshed with Beautyrest Silver BRS900.