The UltraGel® 3000 mattress from Silentnight is designed to deliver pressure-relieving comfort without compromising support. Its responsive UltraGel® comfort layer adapts to your movements throughout the night and is up to five times more breathable than standard memory foam. A dual layer of 2,000 Mirapocket® springs and 1,000 mini springs responds independently to distribute weight evenly, enhance breathability and encourage better spinal alignment. The deep boxtop sleep surface adds luxurious depth for lasting comfort.