LifeStraw Portable Personal Water Purification Filter Survival Straws 5-Pack :This listing is for 5 individual life straws. LifeStraw is ideal for hiking, backpacking, camping, travel, and emergency preparedness. The straw-style filter design lets you turn up to 1,000 liters of contaminated water into safe drinking water. Filters up to 1,000 liters (264 gallons) of water Removes 99.9999% of waterborne bacteria (>LOG 6 reduction), including E-Coli Removes 99.9% of waterborne protozoan parasites (>LOG 3 reduction), including Giardia & Cryptosporidium Reduces turbidity, filtering down to 0.2 microns Ultralight: weighs only 2oz Does NOT use iodine or iodinized resinLifeStraw Portable Personal Water Purification Filter Survival Straws 5-Pack