For a safe classic and casual option, you can never go wrong with this combination of a navy trenchcoat and a long sleeve shirt. Go the extra mile and break up your ensemble by slipping into a pair of white canvas low top sneakers. So if you're looking for a good-looking yet age-appropriate pairing for a 20-something man, this one is great.
One of the coolest ways for a man to style out such a practical piece as a navy trenchcoat is to pair it with a long sleeve shirt. Black leather desert boots can easily dial down a smart look. This pairing illustrates that as a younger gent, you have a wide range of style options.
This pairing of a navy trenchcoat and a long sleeve shirt is beyond versatile and provides instant class. Black suede snow boots will give a carefree touch to this outfit. This one is a good-looking and mature combo for a gentleman in his twenties.