If you love casual style, why not wear this combo of an olive shirt jacket and beige cargo pants? A great pair of tobacco leather casual boots is an effortless way to bring a dose of sophistication to this getup. In winter, when warmth is the priority, it can be easy to surrender to a less-than-stylish look in the name of functionality. However, this look is a good illustration that you totally can stay warm and remain equally stylish during winter. An ideal getup to make you a sharp gentleman over 30, rather than just a gentleman over 30.