Platypus Gravityworks Filter

The Platypus Gravityworks Filter combines the efficiency of pump free water treatment with lightweight and compact storage. . Two reservoirs clearly marked, CLEAN and DIRTY to prevent mix ups. Ultra fast filters 4 liters 140 oz. of water in 2.5 minutes. Exceeds EPA guidelines for removal of bacteria and protozoa. Streamlined filter housing and zipperless Clean reservoir save weight. Reinforced handles for hanging and carrying. SlimeGuard antimicrobial treatment for lasting, taste free performance. Easy to clean back flushes in seconds