3" Gel Plush Memory Foam Cooling Mattress TopperCooling Technology: Features a cooling gel infusion to help regulate body temperature for a more comfortable night's sleep. Memory Foam Comfort: Made from high quality polyurethane memory foam that contours to your body's shape for enhanced support and pressure relief. Plush Thickness: 3 inch thickness adds an extra layer of plush comfort to your existing mattress, improving overall sleep quality. Full Size Fit: Designed to fit full size mattresses