BWCA ThermaCare Heat Wraps Boundary Waters Winter Camping and Activities
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Boundary Waters Quetico Forum
   Winter Camping and Activities
      ThermaCare Heat Wraps     

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10/23/2007 09:53AM  
An odd thought occurred last night while I watched a TV commercial for these things. They say they produce heat for up to 12 hours. Has anyone used these, perhaps as a substitute for a hot rock, in their sleeping bags during a cold night?
 
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