Part of our exclusive Rest & Renew line, the exclusive Performance 12.5’’ mattress is designed for those seeking a refreshing and restorative sleep experience. This hybrid design features a cushion firm comfort level, making it perfect for back and stomach sleepers. A Graphene-enhanced cooling knit cover delivers enhanced heat regulation and anti-bacterial properties for a clean, hygienic sleep surface. Enjoy lasting comfort multiple layers of Copper Gel AeroFusion memory foam, which features Phase Changing Material to help with heat absorption to keep you cool and comfortable all night long. Pocketed springs adapt to your body for targeted support and motion isolation. Smart foam along with additional foam layers feature heat-dissipating liquid gel to ensure proper spine alignment, breathability, and coolness. Unbox, unroll, and unwind effortlessly with its mattress-in-a-box design. Made in the USA. Mattress protector recommended. Adjustable base compatible.