Sleep comfortably and cool all night long thanks to the innovative construction of this Beautyrest Harmony Lux Seabrook Island mattress. Ideal for anyone who enjoys feeling cradled, the mattress boasts a memory foam topper with a plush sleep surface. An InfiniCool LUX layer actively cools you throughout the night. Numerous support coils and advanced motion isolation allow for undisturbed sleep. The Precision Support system provides head-to-to support no matter your sleeping position, while ActiveResponse Memory Foam contours to the body to relieve pressure and alleviate pain. Offering a medium firmness level, this mattress encourages restorative sleep.