Teach your canine comrade new tricks and reward good behavior with a PetSpy Dog Training Kit. This training kit includes whistles and clickers for a fun, safe way to help your pooch learn commands like sit, come, stay, and more. Simply blow consistent blasts on the whistle or use the clicker to reinforce the behavior you want. No matter the size or breed of your pooch, whistles and clickers can help you communicate without using words or harsh training methods.