This relaxed casual combination of a navy and white print short sleeve shirt and charcoal chinos is a tested option when you need to look casually dapper but have zero time to assemble an ensemble. Get a bit experimental on the shoe front and dial down your look by slipping into white athletic shoes. As you can see, this is a killer choice for summer. Those wondering how to pull off cool casual style as you step into your 30s, this combination should answer your question.