• Removes bacteria, such as Giardia, E coli, cryptosporidium, and more
• Removes heavy metals such as lead, iron, cadmium, nickel, chromium, and zinc
• Removes chemicals such as chlorine, pesticides, herbicides, gasoline, and diesel
• Perfect for camping, backpacking, scouting, hiking, and for emergency situations or emergency preparedness
• Weighs only 1 oz.