Recharge your MSR Guardian Portable Water Purifier with this hollow-fiber Cartridge Replacement. Removes viruses, bacteria, protozoa, and particulates, like dirt and sediment.

• Filter media: Hollow Fiber
• Water Bottle Adapter: Yes
• Cartridge life: 10,000 liters
• Flow (L/min): 2.5 liters per min
• Filter pore size (microns): 0.02
• Weight: 6 oz
• Dimensions: 2.75"(H) x 5.75"(L) x 2.75" (W)
• Made in the U.S.A. of U.S. and Imported Materials