A tobacco short sleeve shirt and a crew-neck t-shirt have become must-have casual must-haves for most gents. Complete this ensemble with black and white canvas low top sneakers and ta-da: your look is complete. It is actually possible to remain cool and pulled-together under the sweltering heat, and this ensemble is proof of just that Wondering how to nail casual dressing as you go into your 40s? This combination is a wonderful example.