Replacement filter set for the Eddy + 0,59 L filtered by LifeStraw water bottle, Eddy + 1 L filtered by LifeStraw water bottle made with Tritan Renew and Eddy + 1 L filtered by LifeStraw stainless steel water bottle. Every purchase shares the gift of clean drinking water - one product, one child, one year of safe water. Keep your filtration bottle primed and ready for the next big adventure. The replacement LifeStraw. 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. Two Stages of Filtration: Hollow Fiber Filter removes bacteria, parasites and microplastics. Ion Exchange Filter reduces lead, taste and odor, chlorine and other chemicals. Hollow Fiber Filter Lifespan:  4 000 L (1 000 gallons)  Ion Exchange Filter Lifespan: 100 L (25 gallons) LifeStraw and CamelBak Give Back: one product, one child, one year of safe water