2-Stage Replacement Filter
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- Compatible with LifeStraw Go and LifeStraw Universal
- Filtration technology: microfiltration membrane (0.2 micron) with activated carbon filter
- Microfilter membrane lifetime: 1,000 gallons (4,000 liters). Pores clog over time as the filter is used. Carbon filter lifetime: 25 gallons (100 liters). With frequent use, recommended to change filter every 3 months.
- Your purchase has impact: one product, one child, one year of safe water