This pairing of a light blue linen long sleeve shirt and khaki chinos is perfect for casual occasions. Wondering how to finish this outfit? Finish off with tobacco leather derby shoes to amp it up. So if it's a baking hot summer afternoon and you want to look stylish without exerting much effort, this outfit will do the job in no time flat. This combo is your answer to the question of what to wear as you pass the big four-oh.