【Hardware】 The whistle is stainless steel and plastic, a safe material and a neat finish, does not rust and do not discolor, producing safe frequencies for dogs. It is extremely durable and will have a long life. 【Effective training】 dog whistle can be used to remind dogs, train them to go to go, lie down and sit, while correcting The bad behavior of dogs. When the dog is 3 to 7 months old, the drive effect is the best. 【SAFE DOG whistle】 The dog whistle does not hurt or do not bother your dog; It just attracts his attention and stops boring barking. It’s an ideal training tool for not hurting your dog during dressage sessions. 【Easy to carry】 The dog whistle is small and light; You can put it on a keychain or pocket. You can take it everywhere with you because you will never know when you need it. 【App】 It’s a good tool to train your dog to sit, to come, to stop d ‘Bark and stay according to your instructions, suitable for poodle, at the Border Collie, the German Shepherd, Bulldog,
