This combo of a brown check overcoat and brown jeans lies somewhere between formal and casual. If you're wondering how to finish off, introduce a pair of casual boots to your outfit. In winter, when warmth is paramount, it can be easy to settle for a less-than-stylish ensemble. However, this ensemble is a good illustration that you totally can stay cozy and remain stylish at the same time during winter. Smart casual combos for men in their 20s aren't actually that hard, as you see here.