Originally Posted by globecanvas

Just got back from 2+ hours, 17F when we started, all of 25F when we got back. I swear by chemical toe warmers, which I put in my shoes and gloves. They are completely harmless despite the scary word "chemical", it's just iron powder that is literally speed-rusting over the course of a couple of hours and putting off heat. You can get them for 50c a pair.