Reading other replies, I find it interesting. I use a manna water bottle (big 128fl oz one) and typically drink about half a day. I normally can let it be for quite awhile (a few weeks I’d say) before feeling like I should clean it.
Reading other replies, I find it interesting. I use a manna water bottle (big 128fl oz one) and typically drink about half a day. I normally can let it be for quite awhile (a few weeks I’d say) before feeling like I should clean it.