The Diamond Firm mattress is 13 inches thick with the comfort of foam enhanced with the stabilizing and initial cooling properties of gel. A premium coil system featuring individually wrapped response support coils that reduce motion transfer. An adjustable-friendly edge system that frames the perimeter of the pocket coil unit to provide an even sleep surface, absorb motion transfer, and eliminate a roll-off feeling.
Adjustable friendly, made in the USA, and custom sizes are available. 10 Year warranty.