LIFSTROW GO 2-Stage Filter

A replacement membrane microfilter that captures 99.99% of bacteria (such as E.coli and Salmonella) and parasites, microplastics, chlorine, dirt, sand, and turbid water. The filter's functionality has been tested by independent laboratories. The microfilter is compatible with all LifeStraw Go 2-Stage bottles and LifeStraw Universal. Additionally, by purchasing the filter, you save water and the environment.