Memory Foam COOLING GEL INFUSIONS: This topper is ventilated and infused with a cooling gel that helps capture and distribute heat for a more breathable, cool, and comfortable sleep PRESSURE RELIEVING MEMORY FOAM: Plush gel infused memory foam conforms to your curves for personalized comfort that hugs you to sleep; use it to rejuvenate an old mattress, soften a too-hard mattress, or prolong the life of your mattress MULTIPLE PROFILE OPTIONS: Choose your own level of comfort with a plush 2-inch profile, an even plusher 3-inch profile, or an ultra-plush 4-inch profile, no matter what you choose you get the same pressure relieving memory foam feel EASY SETUP: Your gel infused memory foam mattress topper arrives compressed, all you have to do is open the package, unroll it, and watch it expand fully in 24-48 hours QUALITY MATERIALS: Sleep soundly knowing your mattress topper is CertiPUR-US Certified, meaning we only use quality materials to ensure longevity and safety; 3-year limited warranty