A blue shirt jacket and navy jeans are the kind of a fail-safe casual ensemble that you so terribly need when you have zero time. Want to break out of the mold? Then why not add a pair of black and white athletic shoes to the equation? So as you can see here, it's a knockout, not to mention season-appropriate, combination to keep in your seasonal rotation. This getup illustrates how to keep killing it in casual dressing as a man in his 40s.