*The water filter is 0.05 micron. Good choice for soldiers, hiking, camping, fishing, hunting, climbing, travel, biking, trekking, backpacking, out-door work, survival, emergency and refugee and rescuer in earthquake or flood area etc. 

*And it is also an affordable source of drinking water for people who live in the conflict area, riot area, remote village and tribe. 

*Also, it\'s very easy to operate: it has three usages for removing dangerous contaminants from Turn rain, lake, and river water into drinkable water immediately.

Features:

Filter Pore Size: 0.05 micron

Lets you drink directly from fresh running water

Double filtration by using the carbon fiber and UF compound filter

Hollow-fiber membrane technology filters without chemicals

Removes 99.9999% of waterborne bacteria, including E. coli and salmonella

Removes 99.99% of waterborne protozoa, including giardia and cryptosporidium

Removes 99.99% of lead, mercury, cadmium

Effective against 99.99% chlorine

No aftertaste, Great taste(Unique Carbon Fiber)

Secure ABS food grade material; BPA-free

Filter Cleanable and Replaceab

Retains Essential Minerals

Tested and certified by FDA Standard