If the situation permits off-duty style, consider pairing a white and black gingham long sleeve shirt with grey sweatpants. Let your outfit coordination skills truly shine by finishing this ensemble with white leather high top sneakers. Can you see how super easy it is to look seriously stylish and stay toasty when chillier weather comes, thanks to this getup? After all, when do you rock laid-back getups like this if not in your 20s?