Opt for a red crew-neck sweater and dress pants if you're aiming for a clean-cut, dapper look. If you're wondering what you should wear as a 30-something Millennial gentleman, this outfit gives a good idea.
Red Crew-neck Sweater with Dress Pants Dressy Outfits For Men In Their 30s
This combination of a red crew-neck sweater and dress pants is a life saver when you need to look like a proper gentleman. Add a more relaxed feel to by finishing off with black leather brogue boots. In your thirties, you want to start dressing with more refinement. In this case, looks like this are perfect as inspo.
Dress to impress in a red crew-neck sweater and dress pants. Complement your getup with brown leather oxford shoes to take things up a notch. As a guy in his 30s, you probably want to start dressing in a more sophisticated manner. That's when getups like this come in very useful.