Do you have testing to back up your performance claims? April 22, 2019 19:51 Updated Follow Yes. Click here to view our performance data. Related articles Click here for the Performance Data Sheet I’m only getting air when I try to drink through the bottle. Why? Can I use this filter to drink out of a stream/lake/outdoors? Which of your products are TSA friendly? How do I change my filter? Comments 0 comments Article is closed for comments.