Ideal for outdoor recreation, hiking, camping, scouting, domestic and International travel, and emergency preparedness Removes 99.99999% of all bacteria, such as Salmonella, Cholera, and E. Coli; removes 99.9999% of all protozoa, such as Giardia and Cryptosporidium; also removes 100% of microplastics High-performance 0.1 micron absolute inline filter fits in the palm of your hand and weighs just 2 ounces; 100% of Sawyer filters individually tested three times to performance standards by Sawyer Filter rated up to 100,000 gallons; Includes 32-ounce reusable squeeze pouch, drinking straw, cleaning coupling, spare gasket, and cleaning plunger