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If you have some dry-bags handy, seal them up full of air and check how differently they fit in each bag respectively. It won't give you an exact measure, but it should be a good enough (and easy e...
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If you have some dry-bags handy, seal them up full of air and check how differently they fit in each bag respectively. It won't give you an exact measure, but it should be a good enough (and easy e...