Mountaineering Sleeping Bags Reviews

High-altitude mountaineering sleeping bags require special features. We review this unique class of bags for warmth, durability, weight and comfort. Winter sleeping bag, good for about 20 degrees and below, have all the features of a three- season bag, but they’re beefed up with more insulation. Winter bags are always bulky to pack, so you’ll want to buy a good compression stuff sack to help you tame it.