Package Content: You will receive 4 pieces of high pitched plastic dog whistles in black, red, orange and purple, different beautiful colors to suit every outfit and occasion. .Material: High Quality Plastic, Made from quality durable plastics, you can expect a long service life. .Clear Signals: This dog whistle ensures your dog can receive clear signals and commands in a noisy environment. Communication between you and your dog becomes much clearer and easier. .Purpose: to train your puppy/dog different commands and get your pet to follow your instructions, the dog whistle allows you to train your dog to stop barking, sit, lie down, stay, etc. .Application: The whistle is suitable for sporting, hunting, herding, guide and rescue dogs. . When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it