Lightweight & compact, the Sweet Water® Microfilter makes water filtration fast & easy. The Sweet Water Microfilter removes waterborne bacteria & protozoa, particulate, taste & odors, while the chlorine-based Sweet Water Purifier Solution effectively inactivates viruses. Together they provide the most reliable water possible. It pumps easily with a 4:1 mechanical advantage, producing 1.25L per minute & can easily be cleaned in the field without tools to restore flow rates.