Simmons Curv 3" Flat Gel Memory Foam Mattress Topper, Full, Aqua 3-inch Gel Memory Foam Topper features the latest in sleep technology, memory foam infused with cool and supportive gel^Open cell memory foam enhanced with gel creates more airflow for a more comfortable sleeping temperature^Innovative Stay Fresh technology, with pure Baking Soda, neutralizes odors providing a healthy, fresh sleep environment^Proudly made in the USA^Full measures 53" x 74" x 3" - Foam Density 3.5lb