Memory foam mattresses are a hot trend for good reasonbut for some they simply get a bit too toasty for comfort. Rest easy. This 14-inch California king memory foam mattress has you covered with the cradling feel you love and temperature regulation you crave. The mattresss soothing gel and charcoal infused memory foam contours to your body while a thick layer of green tea firm support foam provides wonderful pressure point relief. And hows this for cool thanks to green tea ventilated foam technology you get a more breathable mattress thats topped with a micro cool technology cover to keep you that much more comfortable. Foundationbox spring available sold separately.