You'll be surprised at how easy it is for any gent to throw together this semi-casual ensemble. Just a grey cardigan teamed with a blue long sleeve shirt. If in doubt about what to wear in the footwear department, stick to dark brown leather casual boots. During the winter months, when practicality is crucial, it can be easy to settle for a less-than-stylish outfit in the name of functionality. But this outfit is a vivid example that you totally can stay comfortable and remain stylish in the winter months.