The Aurora II Mattress is designed to give you the best of both worlds: the support of an innerspring mattress and the comfort of memory foam. The mattress features a strengthened center third, perimeter foam encasement, Comfort Bridge Lumbar System, and two layers of gel-infused memory foam for superior pressure relief. It also has a premium cool cover that helps provide a cooler environment while you sleep. With all these features combined, you are sure to enjoy a great night's sleep!