Cunno 12 Pcs Martingale Collar for Medium Dogs Reflective Dog Collar with Durable Metal Buckle Adjustable Nylon Pet Prevent Slipping Out for Pupplies, 12 Colors(Small) is up for auction in Pet Supplies. The current bid is $4.00, 82% below the $21.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.