For an outfit that's stylish and GQ-worthy, reach for a tan waistcoat and beige corduroy jeans. For a classier spin, add a pair of derby shoes to the mix. During the winter months, when warmth is essential, it can be easy to settle for a less-than-stylish ensemble. This ensemble, however, is a practical illustration that you totally can stay cozy and remain equally stylish during the winter months.