Do you have testing to back up your performance claims? April 22, 2019 19:51 Updated Yes. Click here to view our performance data. Related articles Click here for the Performance Data Sheet I don’t like the taste of my water. Will this help? I’m only getting air when I try to drink through the bottle. Why? Where are your products made? Can I use this filter to drink out of a stream/lake/outdoors? Comments 0 comments Article is closed for comments.