Infuse style into your current casual arsenal with a cardigan and black skinny jeans. Why not take a dressier approach with footwear and add monks to the equation? During winter, when warmth is crucial, it can be easy to surrender to a less-than-stylish ensemble. This ensemble, however, is a clear example that you totally can stay comfortable and remain equally stylish in winter. This getup illustrates how to stay stylish as you slip into your 30s.