Bullibone Nylon Dog Chew Toy Nylon Bone - Improves Dental Hygiene, Easy to Grip Bottom, and Permeated with Flavor (Peanut Butter, Small - Single) is up for auction in Pet Supplies. The current bid is $2.44, 80% below the $12.00 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.