If there is a job that requires a uniform then chances are that we has a profession uniform for the job. Blue collar jobs like policemen and white collar jobs like surgeons make great Halloween costume. There are a wide variety of occupational costumes in sizes to fit kids, adults and plus size and they are all sold with a lowest price guarantee.
Kids love occupational dress up because it gives them the opportunity to act grown up and role-play. Dressing up in an astronaut flight suit just might lead to a future at NASA.