A double breasted blazer looks especially classy when paired with a light blue dress shirt in a modern man's getup. For a stylish hi/low mix, complement your outfit with a pair of dark brown leather loafers. As you can see, it's very easy to look amazing and stay warm when chillier weather arrives, all thanks to ensembles like this. Gentlemen who wonder how to dress fashionably after forty, you have your answer.