The answer on the question in the title, what is LifeStraw Steel Water Filter, may look trivial to you if you are familiar with the LifeStraw, the most popular water filter in the past decade. So yes, this is about the steel version of the top ranked tool, lightweight and durable with a very modern design.
But there is more to that, both about the tool itself and about the company. So regardless if this is a new topic to you or you are a bit familiar with it, I warmly suggest you to read the text below. Continue reading