I was actually going to post this very subject. Starting in January I'm going to be working a new shift 2pm-10pm. I'll end up being out at night in the freezing cold. I'm pretty good about keeping my core warm, layers of shirts/sweaters and a wool coat. But my legs are always freezing. I'm wondering if work out wear for the cold would be my best bet to add layers with out adding bulk.

Like this

My last resort is this: