You'll be amazed at how easy it is to pull together this refined ensemble. Just a grey wool waistcoat and a light blue dress shirt. Finish off with a pair of black leather derby shoes to infuse a dash of stylish effortlessness into this look. This combo is a vivid example that you don't have to give up style for practicality during the winter months. As a 30-something gentleman, you want to start dressing with more elegance. That's when inspiration like this proves very useful.