Showcase that you do semi-casual men's fashion like a pro by opting for a tan shawl cardigan and white and blue chinos. Serve a little mix-and-match magic by slipping into a pair of loafers. So as you can see, it's a cool, not to mention spring-friendly, look to have in your transeasonal wardrobe. When it comes to outfit ideas for mature men, this combo is a good look on most guys.