Inject style into your day-to-day styling lineup with a navy parka and black wool dress pants. Why not complete this look with dark brown suede chelsea boots for an added touch of style? In the colder months, when practicality is crucial, it can be easy to settle for a less-than-stylish outfit in the name of functionality. But this outfit is a striking illustration that you totally can stay toasty and remain equally stylish in the colder months. This combination is most probably exactly what you're looking for as a gent in his 30s.