Make a black crew-neck sweater and a white crew-neck t-shirt your outfit choice to achieve a laid-back and cool look. Add a pair of white low top sneakers to pull your full ensemble together. During the colder months, when comfort is crucial, it can be easy to surrender to a less-than-stylish look. This look, however, is hard proof that you can actually stay comfortable and remain equally stylish in the colder months. Well into your 30s, you want to start dressing like an adult man. In this case, combinations like this are ideal as inspo.