This combination of a dark brown suit and a navy raincoat is a never-failing option when you need to look like a stylish gentleman. You could perhaps get a bit experimental in the footwear department and finish off with a pair of dark brown leather loafers. Can you see how extremely easy it is to look stylish and stay snug when cooler days are here, all thanks to getups like this one? And if we're talking style tips for guys in their fifties, this getup is ideal.