Description The Katadyn BeFree AC 1.0L Microfilter is a lightweight, compact, and highly efficient water filtration system built for hunters who demand clean drinking water on the move. Its ultralight soft flask design collapses for easy storage, while the proven EZ-Clean membrane filters out harmful microorganisms so you can drink confidently from natural water sources. With fast-flow performance and simple maintenance in the field, this 1.0L BeFree Microfilter ensures you stay hydrated without the bulk or hassle of traditional water filters. Perfect for backcountry trips. Specs Weight 2.6 oz Water Treatment Type Filtration Flow Rate 2L/min Manufacturer Warranty 2-year limited