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It might be a little colder but I don't think it would be so much colder as people are thinking. It's a bag, not a box or a balloon. The unused area should fall flat leaving little extra air-space...
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It might be a little colder but I don't think it would be so much colder as people are thinking. It's a bag, not a box or a balloon. The unused area should fall flat leaving little extra air-space...