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. .<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store