I see. Hydration device has been used in the US military
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送交者: steven 于 2007-09-04, 13:28:03:
回答: 这个不是新闻只是某些人对这个玩意介绍一下 由 HunHunSheng 于 2007-09-04, 12:50:29:
long before that. It is carried with LBV. The military issue has water purification system. I have two of those you shown, it is pretty cheap in Costco. I forgot how much they were, but a lot less than the same one you got from sport store.
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