Enjoy cooler, more comfortable sleep when resting on supportive memory foam found in the Gel Overlay Memory Foam Bed Pillow. The dual height contoured AeroFusion memory foam cradles the head and neck for enhanced pressure relief and features an innovative layer of cooling gel to promote heat dissipation so you can enjoy refreshing sleep throughout the night. Built-in AeroFusion Ventilation Technology in the center provides maximum air flow and temperature regulation through enhanced breathability. Each pillow includes a cool-to-the-touch circular-knit fabric cover that adds a layer of cooling softness and comfort and is removable for easy cleaning. The odor free memory foam meets CertiPUR-US standards for content, emissions, and durability for long lasting comfort. Our gel overlay pillows are backed by a 2-year limited warranty.