For an off-duty ensemble, consider pairing a blue denim jacket with a long sleeve shirt — these two items fit perfectly well together. If you're puzzled as to how to round off, a pair of dark brown leather desert boots is a never-failing option. Overall, a good example of casual fashion for 30-something Millennial gents.
Want to infuse your menswear collection with some elegant cool? Choose a blue denim jacket and a long sleeve shirt. Rounding off with a pair of brown leather chelsea boots is a surefire way to bring an extra touch of class to your outfit. All in all, a good example of casual style for gentlemen in their 30s.