GEL TEX - 10 YEAR WARRANTY This is the most thick all foam mattress we manufacture. The Gel Tex features all of the best foams including copper foam, which both wicks heat away from the body and kills 99 of bacteria and fungus and Carpenter Serene foam which doesn t retain heat, dip or sink like traditional memory foam. This mattress is rated as soft. All Foam Smooth Top Cool Copper Cover 2in Copper Foam 2in Serene Foam 2in Super Soft 8in High Density Foam Base Core Zero Motion Transfer Adjustable Friendly 14in Thickness 10 Year Warranty