The Pet Training Clicker Keychain is a convenient and effective tool for training your pet. This keychain features a button that, when pressed, emits a clicking sound. This sound can be used to reinforce positive behavior in your pet, such as when they perform a desired action or behavior. Simply click the button and offer a treat to reward your pet and reinforce the behavior you want to encourage. The keychain is available in blue and red colors, with a one-color and location imprint only.