10 pack CHROME HERM SPRENGER COLLARS with swivel

Chrome prong training collar is safe, practical and easy to use for effective training. Blunt prongs don’t cause pain or harm. Center plate construction and symmetrical prong placement creates natural contact for optimal communication. Paw-fect for walking strong pullers and strong dogs, and for obedience training and behavior correction. To determine collar size, add 4 inches, replacement links are available (sold separately) to increase size. Small 14" neck size 16" length Medium 18" neck size 22" length Large 20" neck size 23" length X-Large 22" neck size 25" length