OKO advanced level 2 replacement filter (1) - charcoal

Replacement filter for the OKO water filter bottle.  Advanced filtration technology designed by NASA to remove 99.999% of waterborne bacteria.  Suitable for use in over 140 countries.

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Available for orders over $75


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The OKO water filter bottle is reusable, BPA free and portable giving you the freedom to enjoy filtered water wherever you go.

The OKO water filter is a state-of-the art Level II advanced filter originally designed by NASA for use in space stations. It is proven to be effective at removing 99.999% of waterborne bacteria, chlorine and other contaminants.

It is an ideal choice for everyday use, travellers, adventurers, hikers, yogis, runners, and anyone who needs convenient access to clean, clear, crisp water. Suitable for use in over 140 countries worldwide.

Available in different colours - please select your preference from the dropdown menu.

you are making a difference:

  • Water for Water is an Australian organisation that directs 100% the proceeds from each bottle sold to provide practical and financial assistance to communities that lack access to safe drinking water.


  •  1 x advanced level II filter that filters up to 375L 
  • Removes 99.999% of waterborne bacteria, chlorine and other contaminants

Please note: image is a guide only, price is for one OKO replacement filter.

More info on how this filter works>

  • Shop by your values Zero waste, PVC Free, Phthalate Free, BPA Free

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