For an ensemble that's very straightforward but can be styled in a myriad of different ways, marry a navy double breasted blazer with white chinos. Finishing off with a pair of derby shoes is an easy way to add a little flair to your getup. It is actually possible to remain cool and pulled-together under the unbearable heat, and this getup is proof of just that A great illustration for any gentleman who's not sure how to dress after 50.