Got caught in a surprise snowstorm on the High Sierra Trail last September, and now I think everyone overhypes the 'no cotton' rule. | Backpacking Routes - nhfree.com
Remember that viral post about the guy who died in cotton on a day hike? Total myth. I wore a cotton flannel shirt fishing in the Rockies last fall, got soaked in a cold rain, and was fine. Just kept moving. The whole thing is gear companies trying to sell more polyester.