◆  4-stages of filtration materials bring you more safer and cleaner water.

◆  Weighing only 2 oz., the easy-to-use & light Purewell water filter straw takes up very little space in your backpack

◆  Just sip on the straw and water will be filtered when it's on the way to your mouth

◆  Get down close to the stream or lake and use it to drink straight from the source, or fill your water bottle and insert the filter to start sipping

◆  0.01-micron (minimum) filter physically removes 99.99% of all bacteria, such as salmonella, cholera and E.coli; removes 99.9% of all protozoa, such as giardia and cryptosporidium

◆  Effectively filters up to 1,500 liters (396 gallons)

◆  Regularly blowing through the water filter after drinking helps keep the filter clean and prevents clogging

◆  Includes a removable lanyard & extension pipe