The Marathon EX Ceramic Element is the replacement filter element for all MSR MiniWorks, WaterWorks and WaterWorks II water filters. Included with the Marathon Ceramic Element replacement is a ceramic gauge, scrubbing pad and instructions.
- Can be cleaned multiple times for low cost filtering
- Carbon core removes many chemicals including iodine, pesticides and chlorine
- Ceramic Gauge lets you know when to replace the ceramic element
- Weight according to manufacturer: 4.2 oz./114 g