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Some of these answers have the basics, and new posts are redundant, others miss things or aren't true. I've been plenty warm in 0° with a mummy bag from KMart. The trick is knowing how to use wha...
Answer
Some of these answers have the basics, and new posts are redundant, others miss things or aren't true. I've been plenty warm in 0° with a mummy bag from KMart. The trick is knowing how to use wha...