The straw has a filter built inside it which can filter bacteria and protozoans but isn’t capable of weeding out viruses. It can filter 4,000 liters (1,000 gallons) of water over its lifetime.

One single filter has a long lifespan, providing about 1,000 gallons of clean and safe drinking water — making its $12 sale ...

A camping essential, the LifeStraw is a portable straw-shaped filter that allows you to get fresh water wherever you ... easily fitting into my backpack or emergency kit without taking up space.

Coli from unfiltered water. A good portable water filter is easily ... is a great addition to any emergency kit. A camping essential, the LifeStraw is a portable straw-shaped filter that allows ...

Every Amazon shopper knows how important it is to check a products customer ratings and reviews before you purchase. The ...

A measure of how effectively the filter removed flavor taints, along with the resulting odor taints, that CR added to plain water with minimal intrinsic flavor and odor (the "control" water).