1PC Silver Tone Dog Whistle to Stop Barking Adjustable Pitch Dog Whistle
The small dog whistle provides high pitched, adjustable sound that dogs can hear, and you can use dog obedience whistle to make dogs come to you, no need to shout, it will not hurt your dogs hearing and also our humans. Adjustable pitch whistle is small and lightweight, so you can put it on a key chain or in a pocket.