CF4000 Firm CF4000FIRM PRICE Call Now LINE CF3000 COMFORT FIRM MATTRESS SIZE 13.5 CONTOUR LAYER Carbon Fiber Memory Foam CONTOUR LAYER Deep Reaction™ Max Memory FoamSerta® Support FoamAir Support™ FoamSerta Foam Core ® Serta Foam Core SUPPORT LAYER Max Cold™ CoverUltraCold System™ Order Now