For an outfit that's worthy of a modern style-conscious man and casually polished, go for a suit and a tan hoodie. Finishing off with a pair of black leather double monks is a guaranteed way to introduce a little zing to your outfit. If you feel uninspired by your transitional weather fashion options, this look just might be the inspo you are searching for. As a 30-something Millennial gent, you probably want to start dressing more like a mature gentleman. In this case, looks like this are a safe option.