This combination of a short sleeve shirt and a navy plaid suit is ideal for elegant settings. And if you want to easily dress down this ensemble with one piece, why not add a pair of espadrilles to this getup? So if it's an extremely hot summertime afternoon and you want to look stylish without exerting much effort, this outfit will do the job in next to no time. With an outfit like this, any over-50 man is guaranteed to put the younger generation to shame.