The MiniWorks/WaterWorks Ceramic Element is the replacement filter element for all MSR MiniWorks, WaterWorks and WaterWorks II water filters. The MiniWorks/WaterWorks Ceramic Element also comes with 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