This is irrefutable proof that a long sleeve shirt and a blue suit look awesome when paired together in a refined outfit for today's gent. A pair of tan slip-on sneakers immediately boosts the fashion factor of this outfit. So if it's a hot summertime afternoon and you want to look on-trend without putting in too much work, this getup will do the job in no time flat. This outfit is probably what you're looking for as a 30-something Millennial gentleman.