Coastal Pet Train Right! Silent Dog Whistle

Train Right! Silent Dog Whistles are the classic, easy-to-use training devices with a modern twist. These whistles produce a long-range frequency that is virtually inaudible to the human ear, with a tone that can be adjusted to perfectly suit any dog. Adjustable tone for training any dog Virtually inaudible to the human ear Long-distance frequency Both sizes include a handy keychain clip. The Large includes a cap for keeping your whistle clean when not in use. Quality guaranteed!Coastal Pet Train Right! Silent Dog Whistle Dimensions:Small Silent Dog Whistle - 2.25" LongLarge Silent Dog Whistle - 4" Long