Features: Ultra-slim and fast water filtration system for potable water on the go. Filters microorganisms, improves taste and reduces odors Fits into any pouch or pocket. 2-stage filter delivers clean and great-tasting water wherever your adventures take you Fast flow rate of up to 2 liters per minute Integrated rugged handle makes it very easy to hang your BeFree AC from your backpack Robust flip cap makes sure not a drop of water will be spilled Proven BeFree EZ-Clean Membrane(TM) revolutionizes water filtration for outdoor enthusiasts