Revolutionary memory foam is infused with cool, rejuvenating gel in this large sculpted design that provides the ultimate supportive and comfortable sleep experience. Gel absorbs pressure and channels heat away, preventing excessive heat build-up that causes sleep disturbances. Type: Gel memory foam Measures 2 inches thick Density: 3.2 pounds Resistant to dust mites, naturally antimicrobial Cradles the body, reducing pressure points that cause tossing and turning Temperature sensitive foam adjusts to body temperature Draws uncomfortable warm air away from body Sculpted design provides improved air flow Eliminates motion transfer Disperses weight evenly Helps rejuvenate tired muscles and eases back pain Meets all flammability standards Dimensions: Twin: 37 inches x 73 inches Full: 52 inches x 73 inches Queen: 58 inches x 78 inches King: 75 inches x 78 inches California king: 70 inches x 82 inches Memory Foam Tips: Remove from packaging within 72 hours to maximize expansion. This product arrives tightly packed. Unwrap and allow 48 hours to set. Being sealed in plastic packaging sometimes traps odors. Allow product to air for a few hours. Due to machine-cutting manufacturing processes, there may be slight variances in the dimensions. Due to the nature of memory foam the firmness level of every item is unique. Please be advised that even similar products may produce different firmness results. Topper dimensions may be slightly smaller than your mattress dimensions. Size has been designed to allow you to easily secure the fitted sheet over the new memory foam topper. Please keep this in mind when you place the topper on the mattress.