Sierra Sleep 10 Inch Chime Memory Foam M69931 Queen MattressEnjoy endless possibilities for restful sleep with this queen mattress. Soothing memory foam contours to your body, while a thick layer of firm support foam provides plentiful support and pressure relief of your bodys major pressure points. Plus, this mattress arrives in a box for quick and easy setup. Simply bring it to your room, remove the plastic wrap, and unroll. Foundation box spring available, sold separately.