For an ensemble that delivers comfort and dapperness, reach for a denim jacket and a dark green crew-neck sweater. Why not take a more casual approach with footwear and complete your outfit with black leather high top sneakers? As you can see here, it's very easy to look stylish and stay comfortable when cooler weather arrives, all thanks to ensembles like this one. Wondering how to nail casual looks as you pass the big three-oh? This pairing is a wonderful example.