MSR Guardian Purifier Pump BUFF breathable materials and a one-handed

breathable materials and a one-handed mechanical lever for adjusting the seat trim on the fly

Our Valve Kit makes replacement quick and easy

The Rambler® 1 L / 36 oz

Roomier Fit: For your favorite hat

Calories per package: 440 cal

MSR Guardian Purifier Pump BUFF breathable materials and a one-handedDescription Features Specifications Videos 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 popular