Pair an overcoat with a grey long sleeve t-shirt to achieve a casually classic and modern-looking outfit. Add a pair of white and black leather low top sneakers to the equation to effortlessly kick up the street cred of this look. With rising temperatures come warmer days and the need for a cool ensemble just like this one. This pairing demonstrates that dressing well as you make it through your 20s is not that daunting a task.