If you'd like take your off-duty look to a new level, choose a black and white biker jacket and black jeans. Put a smarter spin on your look by rounding off with a pair of chelsea boots. A no-brainer combination appropriate for 40-something gentlemen who like to dress casually.
Pair a black and white biker jacket with black skinny jeans to pull together an interesting and casual ensemble. Switch up this outfit with a more refined kind of footwear, such as this pair of chelsea boots. All in all, a great demonstration of casual style for gentlemen in their forties.