Sleep Better 2-Inch Visco Elastic Memory Foam Mattress Topper, Twin Extra Long Innovative mattress topper designed to reduce nighttime tossing and turning Made of visco-elastic memory foam; contours to the body and relieves pressure points Temperature-smart, open-cell foam breathes freely to keep the body cool Hypo-allergenic; made in the USA; spot clean as needed; 5-year warranty 5" Longer than standard twin mattress