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Using a sleeping bag liner can usually add 5-8°c or more warmth capability to your sleeping bag. However, do not use a cotton liner if you are in cold climates, as that can hold onto moisture from...
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Using a sleeping bag liner can usually add 5-8°c or more warmth capability to your sleeping bag. However, do not use a cotton liner if you are in cold climates, as that can hold onto moisture from...