This pairing of a white and black horizontal striped crew-neck t-shirt and a beige suit is certainly impactful, but it's super easy to achieve too. Finishing off with a pair of white low top sneakers is a fail-safe way to inject a fun feel into your ensemble. It's is an obvious idea when it comes to a killer look that will take you from summer to fall. So if you need style tips on what to wear as you navigate your 20s, this ensemble is a good example.