Ultra

Cooling Cover w/ Extra Poly-Blend & Antimicrobial Treatment: Nearly QUADRUPLE the polyethylene cooling technology of the Classic and antimicrobial treatment are woven into the cover so that the mattress has maximum moisture-wicking cooling capacity to help regulate your body temperature through the night and prevent the buildup of bacteria and dust mites (Cool Comfort Elite Cover)

Memory Foam w/ PCM: A 4-inch memory foam layer with FOUR TIMES responsive contouring now adding cooling phase change material so that you experience dynamic temperature regulation that reacts to your body temperature all night for an ultra cool sleep

Zoned Support Foam: Foam separated into 3 ergonomic zones so that you get strategic support in your shoulders, lower back, and hips

Base Layer Foam: Ensures stabilized support so that motion transfer is minimized for undisturbed sleep