Keep your filtration bottle primed and ready for the next big adventure. The replacement LifeStraw Bottle Filter Set in size small fits the Eddy® + 32 oz filtered by LifeStraw® bottle made with Tritan™ Renew plastic. Water passes through two separate stages of filtration – the Hollow Fibre Filter removes bacteria, parasites, and microplastics and the Ion Exchange Filter reduces lead, bad taste, chlorine and other unwanted chemicals.Two Stages of Filtration: Stage 1: Hollow Fibre Membrane Removes 99.999999% of bacteria (E. Coli, etc.)Removes 99.999% of protozoa (Giardia Cryptosporidium, etc.) Removes 99.999% of microplasticsFilters 4,000 litres (1,000 gallons)Stage 2: Ion Exchange FilterReduces chlorine and leadReducesbad odour and tasteReduces organic chemical matter (Pesticides, Herbicides)Filters 100 litres (25 gallons)Compatible With:Eddy® + 32 oz filtered by LifeStraw® Tritan™ RenewHollow Fibre Filter Lifespan:1000 gallons / 4000 litresIon Exchange Filter Lifespan:25 gallons / 100 litresLifeStraw and Give Back: one product, one child, one year of safe water