Offering a supportive firm feel, choose the Serta Perfect Sleeper Hazelcrest mattress. Its Rooms To Go exclusive CoolTemp cover fuses soft cashmere with moisture and heat-regulating fabric to create airflow for a balanced temperature. PerfectPure fiber and HyperTouch Comfort foam provide pressure point relief while preventing the growth of bacteria to keep your mattress fresh. Cool Twist gel memory foam manages heat to promote deep, uninterrupted sleep. Featuring an 882 Custom Support Coil System, this mattress offers unparalleled support and reduced motion transfer. Support foam combines gentle cushioning with an extra firm feel, and the addition of PillowSoft foam contours your body to provide enhanced comfort. Excel Edge prevents sagging and roll-off with a double-coiled edge. 10 Year Non Pro-rated Warranty