The Aquamira Frontier emergency water filter system removes more than 99.9% of Giardia and Cryptosporidium while helping improve water taste and eliminate odors. Easy to operate: just attach and expand the straw, submerge the filter end into the water source, and drink through the straw. Weighs less than 1 ounce. Filters up to 20 gallons (75 liters) of water.
