If the situation allows off-duty styling, go for a white embroidered crew-neck t-shirt and shorts. With footwear, go for something on the classier end of the spectrum and round off your look with a pair of espadrilles. Perfect if you're looking for some amazingly inspiring mature casual style.
Try pairing a yellow polo with shorts for a look that's both relaxed and comfortable. For extra fashion points, complete this look with espadrilles. All in all, a perfect example of casual fashion for guys in their 40s.
A white polo and shorts paired together are the ideal outfit for those who appreciate casually stylish styles. A pair of espadrilles complements this outfit very well. Gentlemen who wonder how to stay fashionable as you head into your 40s, you have your answer.