Boning Caps Plastic. Use for capping plastic, Rigilene, metal or spiral bones. Add a dab of hot glue to the metal bones for a better bite or just press onto the Rigilene bones, fits snug.
For Metal Bones (6mm flat & spiral): Please order the 8mm caps
For Plastic Sew in Bones (Rigilene) & Plastic non sew in bones (glue bone): Use same size as boning.
