When clear water is not available, use the Water Bottle Pre-Filter by SteriPEN. The Pre-Filter filters out particulates and debris and fits most wide-mouth water bottles.
Once water is filtered, attach the SteriPEN Classic or Journey to purify the water using UV light, ready to drink.



  • Filters larger particles from river or lake water
  • 4 micron screen
  • Attaches to most wide mouth water bottles
  • Pour water in, or submerge bottle to fill through filter
  • Full instructions included
Brand SteriPEN
Shipping Weight 0.1000kg

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