This look with a field jacket and a crew-neck sweater isn't super hard to score and is easy to adapt. Complete this getup with a pair of brown athletic shoes to inject a touch of stylish casualness into this outfit. Can you see how very easy it is to look on-trend and stay toasty when colder weather comes, thanks to this ensemble? This combo shows that as an over-40 gentleman, you have a wide range of dressing options.