Consider wearing a dark brown suede shirt jacket and a white crew-neck t-shirt to pull together a truly dapper and modern-looking relaxed ensemble. Introduce brown leather desert boots to this ensemble and you're all set looking boss. This look is a great pick when it comes to crafting a well-coordinated ensemble for unpredictable fall weather. Those who wonder whether you can still wear modern casual style as you step into your 40s, this pairing should answer your question.