Dress in a tan crew-neck t-shirt and charcoal chinos if you seek to look cool and casual without much effort. The whole ensemble comes together if you add black and white canvas low top sneakers to the equation. So as you can see, it's super easy to look awesome and stay snug come chillier days, thanks to this ensemble. And if we're talking fashion tips for 30-something Millennial gentlemen, this getup looks great on most guys.