The versatility of a dark brown long sleeve shirt and olive chinos ensures you'll have them on constant rotation. Not sure how to round off? Introduce a pair of silver athletic shoes to this getup to jazz things up. As you can see here, it's super easy to look amazing and stay comfortable come cooler weather, all thanks to ensembles like this one. Think it's hard for 40-year-old gentlemen to master edgy off-duty style? This pairing is irrefutable proof of otherwise.