This polished combination of a trenchcoat and charcoal dress pants is a frequent choice among the sartorial-savvy chaps. When it comes to footwear, go for something on the casual end of the spectrum by wearing a pair of brogues. So as you can see, it's a knockout, not to mention spring-friendly, look to keep in your transeasonal sartorial collection. This combo proves that staying fashionable as you turn 30 is easier than one might think.