Best Hiking Hats for Winter

I decided I needed a good, solid hat. Something cosy and warm and still a little stylish. After all, I'm sure I could wrap my head in Styrofoam, but even the sheep might take a second glance. The only problem is there are literally thousands of different hats on the market and dozens of different materials. I needed to find one that worked for me. But what is the best hiking hat for winter?