Clean, great-tasting water, anywhere. Whether you are filling up at the trailhead, hydrating mid-ride, or moving between meetings, the Katadyn BeFree AC Bottle delivers fast-flowing, clean, and great-tasting water wherever you fill up. The 2-stage filtration system features the EZ-Clean Membrane™ hollow fiber filter, which removes bacteria, protozoa, and microplastics, while activated carbon improves taste for a refreshing sip every time. Together, they make hydration simple, efficient, and help cut down on single-use plastics.