A tan suit and a blue short sleeve shirt are a classy look that every smart guy should have in his arsenal. A trendy pair of brown leather loafers is an effective way to breathe an added touch of class into your look. As you can see here, it's very easy to look sharp and stay toasty when colder weather hits, all thanks to looks like this. If you're often not sure how to dress age-appropriately without giving up on style, this ensemble is a practical example.