Advanced water filter bottle ideal for travel, outdoor sports and emergencies. LifeStraw Go includes advanced 2 stage filter (microbiological and carbon filters), bottle, cap with silicon mouthpiece and carabiner.
Filtration technology: Hollow fiber microfiltration membrane (0.2 microns) paired with an activated carbon filter
Hollow fiber filter lifetime: 1,000 gallons (4,000 liters). Pores clog over time as the filter is used; reaching end of life when water cannot pass through.
Carbon filter lifetime: 25 gallons (100 liters). With frequent use, recommended to change filter every 3 months.