Metal License plates are a small metal or plastic plate that is attached to a vehicle and displays a unique combination of numbers and letters. This combination serves as a way to identify the vehicle and its owner. In addition to providing identification, personalized metal license plates also serve a practical purpose in terms of law enforcement, as they can be used to track down a vehicle that has been involved in a crime or traffic violation. License plates are required by law in most countries and are typically issued by the government. They must be renewed periodically, usually on an annual basis, to ensure that the vehicle remains properly registered and in compliance with all regulations. Some drivers also choose to custom metal car tags with a custom message or design, adding a touch of individuality to their vehicle.