A navy wool parka and blue jeans are the kind of a tested casual combination that you so terribly need when you have no time. Play down the classiness of this getup with a pair of black leather work boots. While it can be a bit daunting to dress stylish in below-freezing temperatures, it's combinations like this that prove it's totally possible. This combination shows that as a 20-something guy, you have a vast array of outfit options.