chefman everything warmer electric warming tray, 20” x 16” modular expanding design, graphene full-surface heating, food warming mat for parties, gatherings & daily use, two tempered glass panels 2 panels concrete is up for auction in Home & Kitchen. The current bid is $1.00, 99% below the $79.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.