Aquamira Survival Straw Emergency Water Filter System OD Green. Simply insert it into fresh water drink and enjoy the crisp taste of filtered water. Specifications for Aquamira Survival Straw Emergency Water Filter System: Manufacturer: Aquamira Additional Features: Filters 300 Gallons Water Treatment Color: Olive Drab Green Size: Compact Features of Aquamira Survival Straw Emergency Water Filter System Reduce 99.99percent of waterborne bacteria (such as E. coli and legionella). Reduce 99.95percent of waterborne parasites (such as giardia and cryptosporidium). Filter water from nearly any freshwater source. Reduce trace pharmaceuticals. Improve color odor clarity and taste. Filters up to 300 gallons (over 1100 liters) Lightweight compact and portable protection BPA-free chemical-free and iodine-free Package Contents: Aquamira Survival Straw Emergency Water Filter System Aquamira ZAQ-SS: Survival Straw Emergency Water Filter System OD Green