bencmate inflatable dog cone collar alternative, soft dog cone for small medium large dogs and cats, neck recovery ecollar donut collar after surgery (xlarge, blue donut) blue donut x-large [neck:18"-21"] is up for auction in Pet Supplies. The current bid is $1.00, 96% below the $27.89 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.