Want to infuse your closet with some fashion-forward dapperness? Pair an olive field jacket with black chinos. And if you want to easily dress down your outfit with one item, why not complement this outfit with a pair of grey low top sneakers? Can you see how very easy it is to look seriously stylish and stay cozy when chillier weather hits, all thanks to outfits like this one? Now that's how you dress casually as a young guy.