You'll be surprised at how very easy it is for any guy to pull together this off-duty outfit. Just a light blue long sleeve shirt teamed with blue jeans. And if you need to effortlessly amp up your getup with one single item, why not introduce brown leather casual boots to your getup? So as you can see, this look is a really savvy option, especially for in-between weather, when the mercury is dipping. This pairing demonstrates how to stay stylish after 40.