Thick memory foam padding gives this Eastern king mattress a spectacular sense of contourconforming coziness while a base of highdensity foam provides dependable support for longlasting comfort The hallmark of the Key Collection is the durable construction and quality material composition allowing you to feel confident investing in this piece for any member of your family Thanks to the wide variety of mattress sizes available from the Joseph Collection it has never been easier to find the right fit for every bedroom