Emergency blanket vs bivy: which offers the best shelter? We compare an emergency blanket vs bivy for unfortunate incidents in the mountains to help you find the best protection for your wayward adventures Best emergency blankets, bags and shelters 2023: lightweight lifesaving gear When things go wrong on the trails, the best emergency blankets, survival bags and shelters can save lives How do emergency blankets work? How do emergency blankets work? We explain the extraterrestrial origins of this piece of safety kit and how to make yours more effective Advnture NewsletterAll the latest inspiration, tips and guides to help you plan your next Advnture!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MOST READ1I'm an adventure journalist, and these are the running shoes I recommend if you're heading off-road2Details of Garmin's next watch have leaked – and I'm excited3Garmin announces huge update for your watch – including skin temperature tracking4Can you rely on a cheap headlamp for running?5Why is outdoor gear so expensive?