We're all after comfort when it comes to styling, and this modern casual pairing of a white long sleeve t-shirt and black shorts is a wonderful example of that. For shoes, take a more elegant route with derby shoes. Clearly, it's easier to work through a blazing hot summertime day in a light and breezy ensemble like this. Gentlemen who wonder how to pull off cool off-duty dressing as you pass the big 3-0, this getup should answer your question.