A train conductor can't call his passengers on board until he has the right attire. With the whistle he can alert those that the train is ready to be boarded, and the hat allows folks to point out who is in charge. This holiday season make a classic stand and show your love for trains! The hat measures 53 cm and stretches with elastic strap in back to 56 cm. The whistle is 2.2 inches long, with lanyard attached. So you will never have to search for it. A perfect accessory kit. For Ages 14 and Older