This classy combo of an olive overcoat and khaki corduroy dress pants is a common choice among the stylish chaps. And if you need to easily dress down this outfit with shoes, why not complement this ensemble with dark brown leather tassel loafers? While it can be a bit nerve-racking and time consuming to stay fashionable on extra cold days, it's looks like this that prove it's quite doable. This outfit is most probably what you're looking for as a 30-year-old man.