MSR Sweetwater Silt Stopper
This 5-micron replaceable prefilter is an excellent addition to any filter or purifier. It reduces the frequency of cleanings in turbid water and protects your filter against fine abrasive dirt particles. Flow can be regenerated repeatedly with simple backflushing.
Weight: 1oz / 30g
Size: 2x1.5in / 5x3cm
Prop 65 A (General): This product contains chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.