1、The 0.01 micron (minimum) filter can physically remove 99.9999% of harmful substances and protozoa, providing convenient, safe and clean outdoor drinking water. 2、Super water purifying ability, it can filter the peculiar smell and color in the water and reduce the turbidity of the water source. 3、The parts are detachable and can be cleaned one by one, the filter can also be replaced, and the service life is long. 4、770ML large capacity, and the filtration life up to 2000 liters (530 gallons), to meet your needs. 5、With nozzle cap design, it is dust‑proof and leak‑proof, there is no water leaked even when placed upside down. 1 x Water Bottle1 x Manual 1 x D Buckle Item Type: Filtered Water BottleWater Bottle Material: PP + PC + for TritanFilter Material: Carbon Fiber + Ultrafiltration MembraneProduct Weight: Approx. 225g / 7.9ozCapacity: 770MLFiltration Life: 2000LFlow Rate: 1100ML/minApplicable Water Source: River water, lake water, stream water, ground water, rain water, surface water and other fresh water without chemical pollution