A cardigan and charcoal boyfriend jeans are an easy way to introduce effortless cool into your casual styling routine. Finishing off with a pair of brown ankle boots is a surefire way to bring a little flair to your getup. In winter, when warmth is the priority, it can be easy to settle for a less-than-stylish look. But this look is a stark illustration that you can actually stay warm and remain equally totaly stylish during winter.