Enjoy endless possibilities for restful sleep with this hybrid innerspring California king mattress and adjustable base set. Feel the support of a truly traditional coil mattress which contours to your body for a comforting feel. High-density foam provides the firmness you love. Gel memory foam provides restorative support for your lower back. Sleep comfort is also taken to the ultimate level with adjustable head, neck and feet positions. With the touch of a button on the wireless remote control, position the mattress to eliminate pressure points for a comfortable sleep. Two convenient USB ports are available for connecting electronics.