You'll be surprised at how easy it is for any gentleman to throw together this effortlessly sleek look. Just a grey shawl cardigan and khaki chinos. Let your outfit coordination savvy truly shine by finishing your ensemble with a pair of brown leather casual boots. So if you're searching for an ensemble that's on-trend but also totally season-appropriate, this just might be it. Getups like this go a long way towards maturing your style as a 20-something guy.