Hydrapak 28mm Inline Filter Kit - Removes 99.99% E. Coli & Parasitic Cysts

This 28mm filter kit removes 99.99% of E. Coli and parasitic cysts and allows access to potable water anywhere. Fast and safe filtration: Removes 99.99% of E Coli & Parasitic cysts. Product includes: Filter, Cap Adapter and Backflush Adapter.