Marrying a sweater vest with charcoal chinos is an on-point pick for a casually stylish outfit. Dark brown derby shoes are an effortless way to infuse a dash of class into your getup. Keep this combination ready to go when spring arrives, and we promise you'll save a lot of time getting dressed on more than one occasion. This pairing should erase any doubts you had about dressing elegantly in your early 20s.