1、The filtration accuracy is 0.01um, can be repeatedly washed, effectively filter sediment, biological residues, rust and other large particles. 2、The adsorption capacity of carbon fiber to inorganic compounds, organic compounds and metal ions in aqueous solution is about 5 times higher than that of granular activated carbon. 3、0.01um ultrafiltration membrane can filter 99% of the impurity and harmful substances in water. 4、Made of high density ABS and carbon fibre material, with strong toughness and good wear resistance. 5、Easy to carry, easy to use, long service life, if you feel undrinkable, you can replace or clean the filter. 1 x Water Filter1 x Tube 1 x Drinking Pouch3 x Filter2 x Water Filter Cover1 x Manual Item Type: Outdoor Water FilterMaterial: ABS + Carbon FibreFilter Life: 2000LCurrent: 1100ml/minFiltration Accuracy: 0.01umWeight: Approx.170g/6ozUse Water Quality: Flowing Streams, Rivers, Etc.