Beautyrest 3.5 inch Supreme Gel Memory Foam and Fiber Mattress Topper, Queen Size Measures 3.5 inches thick, 2 inches of gel memory foam plus 1.5 inch fiber filled cover. Density: 3.2 pounds Temperature sensitive foam adjusts to your body temperature. Draws uncomfortable warm air away from your body Fiber Cover offers a stretch-to-fit 17-inch contour skirt. Eliminates motion transfer and uncomfortable pressure points Helps rejuvenate tired muscles and eases back pain Meets all flammability standards