For an ensemble that's dapper and GQ-worthy, wear a grey overcoat and dress pants. Complement your getup with a pair of grey derby shoes to infuse an element of stylish casualness into this look. As you can see here, it's super easy to look awesome and stay comfy when colder weather comes, thanks to this look. On the hunt for style tips for 20-year-old gentlemen? This pairing is pretty inspiring.