Poochie Bells dog potty training bells

From website: Poochiebells gives your dog an easy and unmistakable way to tell you it’s time to go out with The Original Dog Training Potty Doorbell. Learning to use the bells is a quick and easy process for most dogs, and they start using PoochieBells in no time. Each set is handcrafted and includes two sets of bells attached to durable grosgrain ribbon that hangs 26 inches from the doorknob. Bells ring loud enough so you’ll always know when your pup is trying to tell you something