For something more on the casually edgy side, try pairing a black crew-neck t-shirt with skinny jeans. When not sure about what to wear in the footwear department, complete your ensemble with athletic shoes. Those who are dubious whether you can still rock modern casual looks after 40, you have your answer.
To assemble an off-duty look with a modernized spin, wear a black leather harrington jacket and skinny jeans. If you want to immediately dress down your getup with a pair of shoes, why not add athletic shoes to the equation? Think it's hard for mature guys to perfect edgy off-duty outfits? This pairing should prove you otherwise.