Sleep pleasantly through the night with the Comfort Tech 4 TheraGel Memory Foam Mattress Topper. This mattress topper features 4 of TheraGel premium gel memory foam for enhanced comfort. The foams Active Air Technology offers increased airflow and helps promote a cooler nights sleep. CertiPUR-US certified foam featuring IsoFresh odor-neutralizing technology. Specially-sized to accommodate all standard-sized mattresses. Includes (1) Topper 4 of TheraGel premium gel memory foam featuring Active Air Technology for increased airflow IsoFresh odor-neutralizing technology CertiPUR-US certified foam Foam is proudly manufactured in the USA Compressed and rolled for easy handling Spot clean only 3-Year Limited Warranty Comfort Tech, TheraGel, Active Air Technology and IsoFresh are trademarks of Carpenter Co.; CertiPUR-US is a registered certification mark of Alliance for Flexible Polyurethane Foam, Inc.Dimensions: Twin Dimensions: 34x72x4 Full Dimensions: 50x72x4 Queen Dimensions: 56x76x4 King Dimensions: 74x76x4