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