Enhance your sleep with the Linenspa Essentials Zoned 3-Inch Mattress Topper. Using a specialized Active Relief formula and an innovative zoned design, this memory foam mattress topper works to relieve pain at the neck, back, hips, knees, and ankles. While memory foam works to properly align the spine, Always Cool infusions help maintain a cool and comfortable sleep temperature. This King size gel memory foam mattress topper will prolong the life of your mattress, turn a hard mattress into a comfortable bed, and change the way you sleep instantly. With new technologies to enhance and protect your sleep, this Linenspa gel memory foam mattress topper will make sure comfort is always a top priority. Color: Blue.