The PetSafe Clik-R Training Tool makes training easy and fun. Teach your pet that a click means a treat is coming, and you’re ready to train nearly anything, from basic obedience commands to tricks and agility training. The Clik-R includes a finger strap which makes it more comfortable and easier to hold than box clickers when training your pet. PetSafe brand is here to help you and your pet live happy together.