Keep Your Water Frigid With the Same Material That Keeps Mt. Everest Climbers Warm [Bottles]

Few things are more refreshing than a drink of water on a hot day. The latest and greatest way Hydrapak is keeping that water extra cool is using PrimaLoft—the same fluffy material that keeps mountaineers from freezing to death in the snow. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/4xI6N_Ckyxw/this-water-bottle-stays-cool-with-the-same-material-that-keeps-mt-everest-climbers-warm

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