Prove that you do smart menswear like no-one else by opting for a navy blazer and a white and blue vertical striped dress shirt. You know how to bring a dash of sophistication to this getup: brown suede tassel loafers. As warm sunny weather settles in, it's time for summery combinations like this one. Those who are curious how to rock modern off-duty style as you navigate your 20s, this combination should answer your question.