This sophisticated combination of a navy wool blazer and khaki dress pants will be a true exhibition of your expert styling. As for footwear, add black leather derby shoes to your getup. During the colder months, when practicality is imperative, it can be easy to surrender to a less-than-stylish ensemble in the name of functionality. But this ensemble is a striking illustration that you totally can stay comfortable and remain equally stylish in the colder months.