Emergency Survival Water Filter Straw Multifunction Compass Water Purifier (No FDA, BPA-Free)
Made of food-grade ABS plastic material, it is safe to use, small in size and easy to carry
Multi-layer filtration, KDF filter material + carbon fiber filter element + hollow fiber ultrafiltration membrane, effectively filter fine particles and sediment in water
The outdoor water purifier has compass function, very suitable for outdoor use
It can be used to filter fresh water without chemical pollution such as river water, lake water, stream water, groundwater, rainwater, surface water, etc (not suitable for filtering heavily polluted water)