This classic and casual combo of a navy trenchcoat and grey chinos is very easy to throw together without a second thought, helping you look sharp and prepared for anything without spending too much time searching through your wardrobe. For something more on the daring side to complete this outfit, add a pair of brown athletic shoes to the equation. An amazing example of transitional style, this getup is ideal this spring. If you're going through your late 20s, pay attention to combinations like this to take a more adult approach to your personal style.