California King Mattress, Upgraded 14 Inch Cal King Mattress in a Box, Gel Memory Foam Hybrid Mattresses with Pocket Spring, Pressure & Pain Relief, Cooling, Strong Edge Support, CertiPUR-US Medium 14.0 Inches California King is up for auction in Home & Kitchen. The current bid is $130.00, 66% below the $380.00 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.