Dog Training Bell, 3-Pack Puppy Training Bells for Outdoor Communication

【Pack Of 3】- Each pack comes with a set of 3 pet bells，enough bells to place for pet training.【Superior Material】- Our pet training bells are made of metal, with painted finish and prevent rust.【Clear Ring】- The metal bell makes the sound clear and loud.【Easy to Use】- No installation required，place Pet Bells on any flat place.【Perfect Tool for Your Pet】- Patience for training most pets are able to learn to knock the bells to go out, eat or go potty.