Marrying a gilet with a denim shirt is a smart pick for an off-duty ensemble. Finishing with a pair of brown leather casual boots is a guaranteed way to introduce a little flair to this look. During the winter months, when warmth is paramount, it can be easy to surrender to a less-than-stylish outfit in the name of practicality. But this outfit is a vivid example that you can actually stay comfy and remain stylish at the same time in the winter months.