MSR, WaterWorks II Ceramic Water Filter All Camping Accessories >>> Camping Accessories by MSR More details and ordering info. For the ultimate protection against waterborne pathogens with chemical-free filtration, the WaterWorks II does everything the MiniWorks does and more. No other portable filter removes more organisms. To the Marathon 205 Ceramic element, the WaterWorks II adds the amazing bacteria-removal capability of the 0.2-micron PES Membrane Cartridge. Like the MiniWorks, the WaterWorks II is easy to use, made from extremely durable materials and is completely field maintainable. Includes custom stuff sack. User input on WaterWorks II Ceramic Water Filter by MSR: Be the first to submit input on this product Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines