Teaming a white and navy crew-neck t-shirt and jeans will allow you to showcase your skills in menswear styling even on off-duty days. If you want to break out of the mold a little, add a pair of blue suede derby shoes to the equation. As a 30-something Millennial gentleman, you want to start dressing like an adult man. In this case, looks like this become a great source of inspo.
For a relaxed outfit with a street style spin, wear a white and navy crew-neck t-shirt with jeans. Navy suede oxford shoes will bring a dash of elegance to an otherwise everyday outfit. More elegant outfits like this look handsome on 30-somethings.
This casual street style pairing of a white and navy crew-neck t-shirt and jeans is capable of taking on different moods depending on how you style it out. Complement your outfit with burgundy leather derby shoes to switch things up. A safe bet for guys in their thirties looking for a more professional image.