Are you looking for a professional, yet Bird Training Whistle? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional training whistle must meet your needs. It is one of the for you. The sound is loud, but it will not harm the dog. It is a perfect training tool for pet. Features -Color:Multi -Material:Stainless steel -Size:5.30X0.90X0.90cm/2.08X0.35X0.35in - Safe and convenient to use, not easy to break or deform, reusable and can be applied for longtime. - Come with chain for hands free. Lightweight for portable carrying. Release sound for dog training. - Attracting the attention of dogs without damaging their hearing and without any health trouble. - Creative design whistle sound is a good tool to establish communication and training with love pet. - The professional whistle makes it easier to train pets, which can give you a great usage experience. Package list: 1 Whistle