Bottles with wide, circular mouths tend to be ... "You might say, well, I already have mouth flora and my own skin flora. But in reality, there are additional flora coming in ...

Every time you touch your lips to a water bottle, you’re introducing thousands of microbes into a dark, moist environment ...

Since I don’t have a stash need, I keep my dramamine, DXM, and a chapstick in it. […] It looks like a regular ol’ insulated ...

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