MSR Guardian (Worlds Most Advanced Water Purifying System) knives SW meter bands: SW1: 3

SW meter bands: SW1: 3

Includes the Advanced Clotting Sponge with zeolite

Close focus at just 10ft for tight space observation

5 L hard-anodized aluminum pot with fixed handles

Available in two sizes:

MSR Guardian (Worlds Most Advanced Water Purifying System) knives SW meter bands: SW1: 3*This product can only be shipped within Canada Nothing is safer or easier to use for purifying the most demanding backcountry water sources than the Guardian purifier. Originally designed for military squads, it brings this highly advanced technology to global travelers, backcountry users, and those stocking emergency kits. Fast and easy to use, this pump purifier offers the added viral protection you need when traveling in developing nations and