LifeStraw® Go incorporates award-winning LifeStraw® technology into a refillable water bottle so you can carry safe drinking water with you on the go. Simply scoop water from a river or pond, screw the lid on, and sip safe water through the mouthpiece. The water bottle design is ideal for hiking, backpacking, running, and other activities where you’re on the move and aren't always near a water source.     How LifeStraw® Go works   LifeStraw® Go uses advanced hollow fiber technology. This highly efficient method of filtration requires no chemicals.     How to use LifeStraw® Go The LifeStraw® Go water bottle is designed to be filled up and taken with you on the go. Stop at a river, stream, or even a puddle, fill up the bottle, screw on the lid and filter, and sip filtered water through the mouthpiece. After each drinking session, unscrew lid and blow through the LifeStraw® to expel dirty water.   Details: Drink directly from streams and lakes using the straw, or fill up the bottle and take it with you Uses advanced hollow fiber membrane technology to filter up to 264 gallons or 1,000 liters of water to 0.2 microns Removes 99.9999% of waterborne bacteria, including E. coli and salmonella Removes 99.9% waterborne protozoa, including Giardia and Cryptosporidium Reduces turbidity (muddiness) No aftertaste: LifeStraw® doesn’t use iodine or iodinated resin chemicals and is BPA-free Meets US EPA drinking water standards Sturdy and ultralight: weighs only 5.9 ounces or 168 grams Portable: only 9.25” (235 mm) long and 3.14” (80 mm) in diameter Features a flip-top bite valve and carabineer for attaching to your backpack Requires no electrical power, batteries or replacement parts Storage volume: 22 ounces / 0.65 liters BPA Free and contains no chemicals Raw materials meet US Food and Drug Administration regulations and standards We say: For each LifeStraw® product you buy, one school child in a developing country will be provided with safe drinking water for an entire school year. Visit LifeStraw® Follow the Liters where you can see the impact of consumer contributions. There, you can follow the program’s progress by viewing the most up-to-date measurable data on program achievements and hear stories from children who have been positively impacted.