A navy zip neck sweater and dark green chinos are among the fundamental elements in any modern gentleman's well-balanced casual sartorial collection. To add a touch of stylish nonchalance to your ensemble, introduce a pair of black athletic shoes to the equation. So as you can see, it's super easy to look amazing and stay snug when chillier weather hits, all thanks to looks like this. This ensemble suggests how to dress with style as you progress through your teenage years.