MSR Guardian Pump Replacement Cartridge SealLine Box Baffled Construction: Uses mesh

Box Baffled Construction: Uses mesh walls to maximize loft and minimize cold spots

it all comes standard

100% nylon plain weave under brim - 100% nylon

breathable barrier

This comprehensive book includes:

MSR Guardian Pump Replacement Cartridge SealLine Box Baffled Construction: Uses meshDescription Features Specifications Videos This replacement filter cartridge restores your Guardian Purifiers flow rate, and lasts up to 10,000+ liters. Removes viruses, bacteria, protozoa, and particulates, like dirt and sediment. Ships to Canada Only Ultimate Protection: Meets NSF protocol P248, testing standard used by U. S. military, for removal of viruses, bacteria, protozoa, and sediment from worst case water conditions. Long Lasting: Leading