Firefighter Chief Hat Plastic Child (Set of 24) Spark kids imaginations with these firefighter hats. With a star and "Fire Chief" on the front of each hat, these firefighter hats are fun to wear on career day at school. They're also great for Halloween costumes, Halloween parties and field trips to the fire station. Give one of these hats to each little fireman at your next firehouse birthday bash - they make awesome party favors that youngsters will enjoy long after the event is over. 21" circumference. Set of 24 Hats. Not a protective helmet.