The California King Mt. Graham Pillow Top Plush is the second best-selling mattress series in the CityCo bedding lineup. It is available in Twin, Twin XL, Full, Queen, California King, and King and is made in the USA. It is made up of a Quilt Layer (ThermoBalance® quilted cover), Comfort and Support Layers (1 ½” Comfort Foam, Gel infused Memory Foam added to the lumbar regions) and a Support Core (1” HD Loft Pad, 8” Foam encased wrapped coil for improved support and reduced motion transfer, and a 2 ¼” HD Loft Pad) The Mt. Graham Pillow Top Plush Premium ThermoBalance® cover combines cooling yarns with Tencel® for a cool to the touch surface, improved moisture wicking and natural hygiene. It has individually wrapped coils to create a truly responsive support system that contours to each individual while also providing reduced motion transfer. Coil systems are encased in foam to provide more sleeping surface and improve the edge support. And it is specifically designed to articulate on adjustable beds to customize your experience.