The styling capabilities of a black parka and blue jeans guarantee you'll always have them on constant rotation in your menswear arsenal. Dial up your whole look with a pair of brown leather casual boots. During the winter season, when warmth is the priority, it can be easy to surrender to a less-than-stylish look. But this look is a striking illustration that you can actually stay warm and remain equally stylish in the winter season. Wondering how to perfect casual dressing as you move through your 20s? This combo is a vivid example.