3″ 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. Revitalize a tired, worn mattress. Reduces pressure points Innovative Stay Fresh technology, with pure Baking Soda, neutralizes odors providing a healthy, fresh sleep environment. Antimicrobial to protect against mold, mildew and bacteria.