Rejuvenate your mattress with enhanced support and refreshing comfort found in the Gel Infused Memory Foam Mattress Topper. Four inches of plush AeroFusion memory foam offers supportive spinal alignment to relieve pressure points and is infused with gel to promote heat dissipation so you can enjoy cooler sleep throughout the night. Built-in AeroFusion Ventilation Technology provides maximum air flow and temperature regulation. The odor free memory foam meets CertiPUR-US standards for content, emissions, and durability for long lasting comfort. Each gel infused mattress topper is backed by a 5-year limited warranty. Medium Solid Warranty available Imported Product Specifications 79in x 75in x 4in Material & Care Memory Foam Memory Foam Spot clean only