CamelBak: LifeStraw® Bottle Filter Set Keep your filtration bottle primed and ready for the next big adventure. The replacement LifeStraw Bottle Filter Set in size small fits the Eddy® + filtered by LifeStraw® bottle made with Tritan™ Renew plastic. Water passes through two separate stages of filtration - the Hollow Fiber Filter removes bacteria, parasites, and microplastics and the Ion Exchange Filter reduces lead, bad taste, chlorine and other unwanted chemicals.Compatible With: Eddy®+20/32oz filtered by LifeStraw® Tritan™ RenewHollow Fiber Filter Lifespan: 1000 gallons / 4000 litersIon Exchange Filter Lifespan: 25 gallons / 100 liters LifeStraw and CamelBak Give Back: one product, one child, one year of safe waterSTAGE 1HOLLOW FIBER MEMBRANERemoves 99.999999% of bacteria (E. coli, etc.)Removes 99.999% of protozoa (Giardia Cryptosporidium, etc.)Removes 99.999% of microplasticsFilters 4,000 liters (1,000 gallons)STAGE 2ION EXCHANGE FILTERReduces chlorine and leadRemoves bad odor and tasteRemoves organic chemical matter (Pesticides, Herbicides)Filters 100 liters (25 gallons)