Dog Training Sounder

About the new communication tool for you and your little dog. Pet dog training horn, suitable for puppies, cats, bedpans, birds, horses, pets, trainer training tools, behavior assistance tools Simply press to mark the desired behavior and reward faster learning. Spring wrist length: 16 centimeters/6.3 inches, can stretch up to 25 centimeters/9.84 inches. Package includes: Black+Blue, 1 piece per color