You're looking at the definitive proof that a charcoal overcoat and grey check dress pants are amazing when teamed together in a refined look for today's guy. All you need is a great pair of black leather derby shoes to complete your getup. So as you can see here, it's a knockout, not to mention season-appropriate, ensemble to keep in your transitional rotation. As you're going from your 20s to your 30s, you probably want to start dressing with more refinement. In this case, ensembles like this prove useful as a source of inspiration.