In sartorial situations comfort is top priority, this pairing of a denim shirt and a grey crew-neck t-shirt is a winner. To introduce some extra classiness to your ensemble, introduce dark brown suede casual boots to the equation. Planning a neat look can be a bit of a juggling act on its own. Add subzero temperatures into the equation, and the whole thing becomes even more difficult. Fear not, this here is your wintry style inspiration. This outfit shows how to keep slaying in the casual fashion department as a 30-year-old gentleman.