Sleep Innovations 2.5-inch Gel Memory Foam Mattress Topper with 100% Cotton Cover, Made in The USA with a 10-Year Warranty - Twin Size TWIN MATTRESS TOPPER: Drift into a sounder, deeper sleep on this 2.5-inch cool gel memory foam mattress topper that instantly upgrades your mattress. MATTRESS COVER: A snug-fit cotton cover keeps everything perfectly in place, can easily be removed and is washer-and-dryer safe. GEL MEMORY FOAM: Add cooling comfort to your mattress with this gel mattress topper that draws heat away from the body to create the optimal sleep temperature. COMFORT & SUPPORT: The twin memory foam mattress pad evenly distributes body weight to reduce painful pressure points for and provide renewed support. MADE IN THE USA: This Sleep Innovations mattress topper is proudly made in the USA, vacuum packed for easy shipping and handling and comes with a 10-year limited warranty.