Nowadays, many people like to camp outdoors, so sleeping bags are naturally essential outdoor equipment in outdoor camping. However, many people think that when wearing a sleeping bag, they just need to open the sleeping bag and put it directly in. In fact, this is wrong. If you use a sleeping bag incorrectly, you will feel cold even at normal low temperatures (-5°) with a high-cold (-35°) sleeping bag. So how to use a sleeping bag? What should I pay attention to?
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