2 In 1 Premium 600 Ml +1000 Ml Water Filter Set- Fast Flow, Lightweight, ?High-performance filtration? Achieve peace of mind with a 0.1 micron hollow fiber microfilter that eliminates 99.999999% of microplastics, silt, sand, and cloudiness in the water, ensuring safe drinking water wherever you go. ?Ultralight and compact design? The filter is very light and collapsible for portability, this filter fits easily into tight spaces, making it ideal for ultralight hikers, trail runners, and backpackers. ?Easy maintenance? The Stay Clean drink nozzle and Membrane filter require no backflushing or tools, simplifying upkeep between uses. ?Fast output? Enjoy a strong flow rate of 2 liters per minute, suitable for 1-2 people, ensuring quick access to clean water in any situation. ?High quality and durability? With a 2-year guarantee and the ability to filter up to 2,000 liters of water, this filter is built tough for rugged conditions, backed by premium materials and construction.