Pair a navy crew-neck t-shirt with khaki chinos to feel 100% confident and look casual and cool. Enter a pair of navy and white athletic shoes into the equation to infuse a hint of stylish nonchalance into this look. This ensemble illustrates that in your 40s your sartorial options are pretty much limitless.
For a casual outfit with a modern twist, wear a white crew-neck t-shirt with khaki chinos. On the fence about how to finish off? Complement this outfit with a pair of navy and white athletic shoes for a more relaxed spin. Ideal if you're on the hunt for some amazingly inspiring off-duty style for over-40 gentlemen.