Filter Well Filter Straw
Stage one pre-filter: filters out visible solid suspensions such as sediment and algae.
Stage two antibacterial carbon filter: removes chlorine and organic matter, eliminates odor and color, and improves water taste.
Stage 3 .01 micron hollow fiber UF membrane: removes 99.9999% of bacteria. such as salmonella, cholera, and E. coli and removes 99.9999% of protozoa, such as giardia and cryptosporidium.
Weight: 4.9oz in box, 2.2oz with hose assembly, 1oz straw only
Size of box: 7.5″ x 3″ x 1.5″
Size of straw: 5″ long