An overcoat and a blue denim shirt married together are the perfect outfit for those who prefer effortlessly classic styles. It's is a great pick when it comes to a cool summer-to-fall outfit. Combinations like this have a refined air that suit 30-something men very well.
This combo of an overcoat and a blue denim shirt looks polished, but in a modern way. Round off with dark brown leather tassel loafers to power up your ensemble. As you can see, this combination is a really smart option, especially for weird fall weather, when the mercury is falling. As a 30-year-old man, you probably want to start dressing maturely. In this case, getups like this prove useful as a source of inspo.