Why not go for a black and white denim jacket and a crew-neck t-shirt? Both items are super practical and look amazing when combined together. Why not complete your outfit with a pair of beige canvas high top sneakers for a dash of stylish casualness? No doubt, it's easier to work through a warm summer day in a light and breezy combination like this one. This combo demonstrates how to keep slaying in the casual style department as a mature gent.