The carbon filter protects against chlorine, organic chemical matter, and sand, dirt, cloudiness for improved taste. Each activated carbon filter lasts up to 100 liters of water with proper use and maintenance. All LifeStraw water filters are independently tested to meet EPA and NSF/ANSI international standards.
Protects against chlorine, organic chemical matter, and sand, dirt, cloudiness for improved tasteIndependently lab testedCompatible with all LifeStraw Go Water Bottles, LifeStraw Universal, and LifeStraw Steel: Includes 2 carbon filtersEvery fill of your LifeStraw Go, LifeStraw Steel, or LifeStraw Universal compatible bottle avoids the need for single use plastic bottles of water!Your purchase has impact: one purchase, one child, one year of safe waterMeets NSF 42 standard for chlorine reductionEach activated carbon filter lasts up to 100 LIncludes 2 activated carbon filters