A grey crew-neck sweater and black jeans are the ideal way to infuse effortless cool into your day-to-day casual wardrobe. When it comes to footwear, this look pairs well with black suede desert boots. In winter, when functionality is above all, it can be easy to settle for a less-than-stylish outfit. However, this outfit is a bright example that you can actually stay warm and remain stylish during winter.