If you take your personal style seriously, go for elegant style in a pea coat and navy chinos. A good pair of black leather casual boots pulls this ensemble together. In the winter season, when practicality is critical, it can be easy to surrender to a less-than-stylish ensemble. But this ensemble is a practical illustration that you totally can stay snug and remain equally stylish during the winter season. Wear this outfit to show the world your maturity as a 30-year-old man.