LifeStraw Personal Water Purifier for Hiking, Camping, Travel, and Emergency PreparednessRemoves Bacteria & Parasites: The Microfiltration Membrane Removes 99. 999999% of Waterborne Bacteria (Including E. Coli and Salmonella), and 99. 999% of Waterborne Parasites (Including Giardia and Cryptosporidium) Essential for Your Survival Kit Removes Microplastics: Removes the Smallest Microplastics Found in the Environment (Down to 1 Micron), and Reduces Turbidity Down to 0. 2 Microns Ideal for Hiking and Camping Essentials Rigorous Testing: All