Number 1 Recommended Headcollar endorsed by leading vets and trainers. * Immediately controls pulling, lunging and jumping; Converts to a regular collar for greater flexibility; Painless, humane, never chokes; NOT a muzzle; Made from soft yet durable nylon webbing * For medium breeds 25 to 60 pounds * Headcollar Only; Instructional DVD NOT included. For expecienced dog owners familiar with using a headcollar. * Replacement Headcollar, DVD NOT included. For expecienced dog owners familiar with using a headcollar. * # 1 Recommended Headcollar endorsed by leading vets and trainers. * Immediately controls pulling, lunging and jumping. * Package includes Gentle Leader and training guide. * Painless, humane, never chokes.