I don't sled but I'm sure I would have enjoyed it if I'd taken up the sport. I enjoy reading all the threads on the forum no matter what they are about. I came across this item awhile back and carry one in my Expedition. The old saying about having and not needing vs needing and not having...Anyway, for nine bucks, it's just possible it could be a life saver in the right situation. Thought some might be interested.
http://www.amazon.com/SE-EB122OR-Eme...ct_top?ie=UTF8
More effective than the old space blanket.