lemon juice! i use that in my bottles to freshen them.....
i've never had a problem with my camelback (i only put water in both my camelback and my polar bottles... well... exept for the lemon juice to freshen it! lol!)
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OCP and PROUD!
"OCP is not just about attitude, it's a way of life!"
life's too short to ride a crummy bike..........