You're looking at the irrefutable proof that a navy suit and a grey sweater vest look awesome when worn together in an elegant ensemble for a modern guy. And if you want to instantly tone down this look with shoes, complement this look with a pair of brown leather derby shoes. Nothing like a cool ensemble to brighten up a gloomy autumn afternoon. As you're maturing from your 20s to your 30s, you want to start dressing more maturely. That's when inspo like this is very useful.