Serta ThermaGel Memory Foam Mattress Topper - Twin, 3-Inch Transform your sleep experience with the Serta ThermaGel Memory Foam Mattress Topper. Designed to provide unparalleled comfort and support, this 3-inch twin-sized topper features advanced ThermaGel technology that helps regulate temperature, ensuring a cool and restful night's sleep. The premium memory foam contours to your body's unique shape, alleviating pressure points and enhancing overall comfort. Ideal for rejuvenating an old mattress or adding an extra layer of luxury to a new one, the Serta ThermaGel Mattress Topper is your key to waking up refreshed and revitalized. Upgrade your sleep sanctuary today!