windosier 12 inch King Mattress, Cooling Gel Memory Foam Mattress in a Box, Medium-Firm, Individual Pocket Springs Hybrid Mattress, Pressure Relief & Motion Isolation, CertiPUR-US is up for auction in Home & Kitchen. The current bid is $155.00, 57% below the $359.98 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.