When it's extra chilly out, there's no topping the windchill-busting qualities of a brawny flannel work shirt layered over a slim turtleneck or even a wooly sweater. Ernie gets it. A bright ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Flannel shirts are a true cornerstone of a cold-weather wardrobe, and rightfully so. They're ...