Best Price Mattress 3 Inch Egg Crate Memory Foam Mattress Topper With Copper Egg crate topper type memory foam provides a great sleeping surface. In normal temperatures It is somewhat firm, but when you lay down, it starts reacting to the temperature of your body and begins to mold itself to your shape. Then, the weight is evenly distributed along the surface, relieving pressure points and helping you to sleep more without tossing and turning. Memory Foam 3-Inch egg crate topper with enhanced airflow and amazing comfort Responsive active suspension isolates motion so no disruption for your sleep partner Copper infusion naturally helps keep your mattress fresh Body-conforming memory foam provides pressure relief all throughout the body CertiPUR-US certified foams, 3-year manufacturer's warranty Product Note: Please allow up to 72 hours for the topper to rise