An olive duffle coat and navy jeans are essential in any guy's great closet. Let your styling prowess truly shine by completing this getup with brown leather double monks. In the winter season, when comfort is essential, it can be easy to surrender to a less-than-stylish outfit. However, this outfit is a stark illustration that you can actually stay snug and remain equally stylish in the winter season. So if you need outfit ideas on what to wear in your late 20s, this outfit is a great example.