In a corporate office, appropriate clothes are clean, business casual clothes such as a dress shirt, polo shirt, and trousers, or other similar outfits.
en.wikipedia.org The boys wear grey slacks, a white dress shirt, navy blazer, and tie.
en.wikipedia.org He is usually wear a hat, a brown trenchcoat, dark-blue suit, black waistcoat, white dress shirt, blue tie and black shoes with white gaiters.
en.wikipedia.org Men wear the badge of the order around the neck under the collar of the dress shirt.
en.wikipedia.org Often, these dresses are made up in crisp fabrics like cotton or silk, much like a men's dress shirt would be.
en.wikipedia.org