This semi-casual pairing of a sweater vest and blue chinos is extremely easy to throw together in no time flat, helping you look awesome and prepared for anything without spending too much time rummaging through your closet. Ramp up your whole ensemble by slipping into a pair of black leather loafers. So if you're searching for an outfit that's dapper but also feels totally spring-appropriate, you found it. Sleeker combos like this work well on 20-year-old guys.