Such items as a blue check blazer and a white dress shirt are an easy way to introduce some manly refinement into your day-to-day off-duty wardrobe. Puzzled as to how to finish off? Introduce charcoal rubber sandals to the mix to change things up a bit. If you're on the lookout for a summer-appropriate ensemble, here is a great one. This pairing illustrates that after 30 you have a wide range of dressing options.