One of the coolest ways for a man to style out such a functional piece as a brown sweater vest is to pair it with a short sleeve shirt. On the fence about how to complete your getup? Finish off with a pair of dark brown leather tassel loafers to amp up the fashion factor. An awesome transition ensemble like this one makes it extremely easy to welcome the new season. A look like this will help any 40-year-old gent outshine his younger pals.