12 Inch Chime Elite 2.0 - California King Mattress - White / BlueStretch out and let the cares of the day fade away. This plush California king mattress is crafted for modern comfort and convenience, with layers of refreshing green tea foam and response memory foam that support and contour to your body. Even cooler: The cover disperses heat to keep you at an optimal sleeping temperature. Product Features Comfort level: plush High density response memory foam Transition foam Green tea base foam Micro cool technology