Memory foam mattresses are a hot trend for good reason”but for some they simply get a bit too toasty for comfort. Rest easy. The Chime Elite 12� memory foam mattress has you covered with the cradling feel you love and temperature regulation you crave. The mattress's soothing memory foam contours to your body, while a thick layer of firm support foam provides wonderful pressure point relief. And how's this for cool: thanks to dual ventilation technology, you get a more breathable memory foam mattress that's topped with a micro cool technology cover to keep you that much more comfortable