LifeStraw Membrane Microfilter:
Membrane microfilter removes 99.999999% of bacteria, 99.999% of parasites, 99.999% of microplastics, silt, sand, and cloudiness
Activated carbon filter:
Reduces chlorine, organic chemical matter and odours for improved taste
Meets NSF 42 standard for chlorine reduction
Meets US EPA & NSF P231 drinking water standards for the removal of bacteria and parasites
Membrane microfilter lasts up to 1,000 gal | 4,000 L, pore size: 0.2 micron