BUYITNOW aliexpress
https://s.click.aliexpress.com/e/_9j1f0R
It is made of metal fine copper. Very collectible. Please NOTE this is a reproduction of a movie prop. It does NOT resemble a modern or Current Law Enforcement Badge, Insignia or Uniform. It is fiction based and exists only on a TV series. For stage prop, film production, cosplay and collection purpose only.