Trends can tell us a lot about the wider picture of the fashion industry at the moment. Get comfortable getting out of your comfort zone with this feature chock-filled with men’s fashion trends. The dress codes counted as formal wear are the formal dress codes of morning dress for daytime and white tie for evenings. Although some consider strollers for daytime and black tie for the evening as formal. Formal wear for men changes depending on the time of day. In daylight hours, it means morning dress with a tailcoat and vest.