Specifications Description | IMPROVES TASTE: The carbon filter reduces chlorine, odors + organic chemical matterFILTERS OUT CONTAMINANTS: The membrane microfilter protects against Bacteria, Parasites, Microplastics, sand, dirt, and cloudinessLONG LASTING: The membrane microfilter lasts up to 1,000 gal (4,000 L). Carbon filter lasts up to 26 gallons (100 L) - about two months.SAVES WASTE: The membrane microfilter saves 8,000 single-use plastic water bottlesLifeStraw is proud to be a B Corp and Climate Neutral Certified brand, committed to meeting the highest standards of verified social and environmental performance, transparency, and accountabilityCapacity: 1L | 34 fl ozDimensions & Care: 1L | 624 gHeight: 28cm | 11inDiameter: 10cm | 4inReplaceable filters & partsDouble-wall vacuum insulation keeps your water cool all day. Not intended to keep liquids hot, as heat inside the bottle can cause pressure when opening after a few hours.Includes: stainless steel bottle, BPA-Free membrane microfilter, activated carbon filter, cap with color-matched silicone mouthpieceLifeStraw Membrane Microfilter Removes: The membrane microfilter protects against 99.999999% of bacteria, 99.999% of parasites, 99.999% of microplastics, silt, sand, and cloudiness.Activated carbon filter protects against chlorine, and organic chemical matter, and removes odors for improved tasteMeets NSF 42 standard for chlorine reductionMeets US EPA & NSF P231 drinking water standards for the removal of bacteria and parasitesMembrane microfilter lasts up to 1,000 gal | 4,000 L, pore size: 0.2 micronActivated carbon filter lasts up to 26 gal | 100 L |