Features:DURABLE MATERIALMade of ABS plastic, which is not easy to break, durable and have a long lifespan. It& 039;s perfect for dog stop barking, dog recall, dog training, sports, hunting, herding, and more.WITH LANYARDThe dog training whistle comes with a lanyard and key ring, it can be hung around the neck or wrapped around the hand for easy portability, you can take the dog training whistle anywhere.MAIN FUNCTIONThe plastic dog whistles are nice tools for you to teach your dog obedience and to learn basic skills, like sit, paw, lay down and up. Please be patient during the training process.SAFE TRAININGThe dog whistle will not hurt your dog& 039;s hearing while training, you can use this whistle for dogs training without any health concerns. Communication between you and your dog becomes clearer and easier.UNIVERSAL FIT It can be used on any common breed of dog, such as poodle, border collie, german shepherd, rottweilers, huskies, also suitable for other animals, including cats, dog, birds, etc.Descriptions:It& 039;s perfect for dog stop barking, dog recall, dog training, sports, hunting, herding, and more.The dog training whistle comes with a lanyard and key ring, it can be hung around the neck or wrapped around the hand for easy portability.Nice tools for you to teach your dog obedience and to learn basic skills, like sit, paw, lay down and up.Specifications:Type: Dog WhistleMaterial: ABSColor: BlackSize: AboutDog Whistle Length: 79.5mm/3.13inchLanyard(L*W): 45x1.5cm/17.72x0.59inchPackage Included:2pcs x Dog WhistleNote:1. Due to the light and screen difference, the item& 039;s color may be slightly different from the pictures.2. Please allow 0.5-2 cm differences due to manual measurement.