| When it started to rain, we wormed into our bivy sacks, said good night, and pulled the drawstrings so tight that only our noses stuck out. |
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| The Snow Factor is big enough for a down coat and a bivy sack, and the closed-cell foam framesheet detaches and unfolds to form an emergency sleeping pad. |
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| CampII was established at the height of 5,250 meters where all three climbers spent three nights in emergency bivy. |
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| Once I get my new military bag all packed up, a sleeping bag, air mattress and bivy bag are tied on as well. |
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| They then sheltered overnight in bivy bags as they braced the freezing conditions. |
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| I stumbled across it when I was much in need of a better night's sleep than my new bivy bag could offer. |
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| Then I set up my little bivy camp a hundred yards away, back in the treeline. |
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| Team for the World Championships this year and in 2012 completed the longest Bivy flying adventure in the Americas. |
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