Sleeplace 10 In Omega Hybrid Cool I Gel Innerspring Mattress Twin Perfect harmony of encased Spring and Memory foam layers introduce you new sleep experience. Sleep cool with i-gel memory foam - our bed is comprised of cool i-gel memory foam which provides additional body conforming comfort while helping regulate your overall sleep temperature. Proper support for weightless sleep. Our 7.5 inch dura spring base promotes proper back support and undisturbed sleep by combining continuous coil design with head to toe coil construction. Each coil pocketed for the stabillity and durabillity needed to provide support while absorbing motion. 10 years limited manufacturer warranty One weaving line system on the edge of mattress with modern style design.