For something more on the casually cool side, dress in a white v-neck t-shirt and grey cargo pants. Complement your outfit with white low top sneakers and you're all done and looking killer. When it comes to dressing ideas for over-40 guys, this getup is ideal.
If you don't like putting too much effort into your outfits, wear a white v-neck t-shirt and white chinos. As for footwear, introduce a pair of white low top sneakers to the mix. Overall, a perfect example of laid-back fashion for gentlemen in their 40s.
A white v-neck t-shirt and grey jeans will convey this casually stylish vibe. Our favorite of a great number of ways to finish off this outfit is a pair of white low top sneakers. This ensemble is a practical illustration 40-year-old guys can very well slay in the style department.