Pairing a black overcoat with a dress shirt is an amazing choice for a smart and refined look. Black suede chelsea boots are a great choice to complete your look. When spring is in the air, you'll love this combination as your go-to for weird transition weather. As you can see, as a guy in his twenties, you have a wide array of sartorial options.
You're looking at the definitive proof that a black overcoat and a dress shirt look awesome when worn together in a sophisticated outfit for a modern gent. A pair of black leather monks is a nice idea to complement this ensemble. With the departure of winter comes a sense of spring renewal and the need for a killer outfit just like this one. As you're going from your 20s to your 30s, you probably want to start dressing more maturely. That's when ensembles like this are a never-failing option.