Description Removes 99.999999% of bacteria (including E.coli, Salmonella), 99.999% of parasites (including Giardia and Cryptosporidium), 99.999% of microplastics, silt, sand, and cloudiness Reduces chlorine, organic chemical matter, and bad odors for improved taste Long-lasting membrane microfilter lasts up to 1,000 gallons (4,000 L) and the activated carbon filter lasts up to 26 gallons (100 L) of water with proper use and maintenance Durable and BPA Free, independently lab tested to meet drinking water protocols established by the US Environmental Protection Agency (EPA) and NSF International/ANSI 22oz and 1L capacity. Every fill avoids single use plastic bottled water! Easy to use, easy to clean bottle and cap are dishwasher safe once the filter is removed. Your purchase has impact: one purchase, one child, one year of safe water LifeStraw is proud to a B Corp and Climate Neutral Certified brand, committed to meeting the highest standards of verified social and environmental performance, transparency and accountability Specs 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 odors 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 Activated carbon filter lasts up to 26 gal | 100 L BPA Free and dishwasher safe, once filter is removed Replaceable filters & parts Volume: 22 fl oz | 650 ml (22 oz bottle) and 1L | 34 fl oz (1L bottle) Weight: 7.84 oz | 221g (22 oz bottle) and 8.6 oz | 245g (1L bottle) Dimensions: 9.25 x 3.14 in | 23.5 x 8.0 cm (22 oz bottle) and 9.25 x 3.54 in | 23.5 x 9 cm (1L bottle) Includes: water bottle, water filter, cap with silicon mouthpiece, carabiner