The principles of use and maintenance of sleeping bags are generally fire, moisture, hygiene and so on. No smoking in tents and away from bonfires; If the sleeping bag is wet, it should be dried in time or dried by far fire; Sleeping bags are personal supplies, so generally do not lend others to use, in order to prevent the spread of disease. After each use, it should be cooled in time to kill bacteria. When not in use should be in a fluffy state, do not compress, and regularly cool. If it is dirty, it is best to send it to the dry cleaner, not to wash it in the washing machine. The length of the general sleeping bag is longer than the actual height of the user, when the person sleeps in the flat, lift the foot and then put down, the excess part of the sleeping bag is padded at the foot, which can make the foot better warm.
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