•Filters up to 2000 liters of natural fresh water without using chemicals.
•Versatile design: Easily setup a DIY filtration system.
•Easy Backflush: Silicone creates air tight backflow to backflush.
•Reliable filtering 99.999999% removal rate of bacteria.
•Superior material Impact resistance, ultra-ligh, fits in palm of your hand.
Lifespan is extended by backwashing. Good choice for camping, hiking, fishing, scouting, travel, military, survival use, or emergencies.