This premium innerspring mattress is part of the Serta Perfect Sleeper collection, a range of mattresses designed to provide you with the ultimate sleep expe3rience. It features the latest in mattress technology, including PillowSoft® Aire and Cool Twist Gel Memory Foam, designed with zoned comfort for a more restful sleep. With our gel foam lumbar support band and custom support coil system, you'll wake up feeling refreshed and ready to take on the day. Our mattress is also CertiPUR-US certified and comes with a 10-year warranty, giving you peace of mind knowing that you're investing in a quality product. And with free delivery and 100% USA assembly, you can enjoy the benefits of our mattress right away. A simple solution for perfect sleep, every night.