Whether you sleep on your side, back, or stomach, this 12" memory foam mattress will help you settle in to a good night"s rest. The 12 in. mattresses using 3 layers of airflow foam with a skin-friendly tight top, it features a medium firmness and low motion transfer, so you can enjoy the whole night's sweet dream without being disturbed. The top layer of this foam mattresses is gel foam. Different from others foam, gel memory foam can fit the human's unique body curve helping to relieve pressure points, so you can wake up free of back pain. The second layer is breathable foam, which can make your mattress more ventilated and avoid breeding bacteria and bugs.In order to provide you with better support, we added high-density foam to the bottom of the mattress. The bottom side is firmer than the gel memory foam side. If you are a firm bed lover, you can choose this side to sleep on. Our 12 inch mattresses comes with a skinfriendly cover, which is soft to touch.The 12 inch mattress arrives in a box and comes with 10-year warranty. Color: White.