This look clearly illustrates it is totally worth investing in such menswear items as a dark green overcoat and a black crew-neck sweater. If you wish to easily dress down your getup with a pair of shoes, why not complete your ensemble with black suede casual boots? This look is an exciting choice when it comes to a kick-ass getup that transitions easily into fall. Those who are curious how to rock cool off-duty dressing as you slip into your 30s, this ensemble should answer your question.