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Product: Ultralight Water Purifier

Brand: GRAYL

January 26, 2017

Bottom Line

When combined with the many ways I found to adapt the GRAYL to the needs of the adaptive hiker or backpacker, I find myself extremely impressed and proud to award the GRAYL Ultralight Water Purifier with a full five star endorsement.

Field Notes

GRAYL Ultralight Water Purifier

The Disabled Hiker puts the Grayl Ultralight Water Purifier threw the full spectrum of Disabled Hiker tests while finding ways to enhance it's use for the adaptive hiking/backpacking community.

Full review at the following link. ml

TaSunka and Terry re-hydrating with the Grayl Ultralight TaSunka and Terry re-hydrating with the Grayl Ultralight

My service dog TaSunka didn't seem to be impressed, but I sure was.

Grayl Ultralight It's as easy as...

Grayl Ultralight #1. separate the press from the fill bottle.

Grayl Ultralight #2. Fill bottle to the line.

Grayl Ultralight #3. Press.

Grayl Ultralight #4. And drink up!

Full review at the following link. ml

testing environment



  • The GRAYL water purification system’s ability to filter out such a wide variety of contaminants.
  • The speed at which the GRAYL Ultralight filtered 16 ounces of water.


  • Unfortunately, there is no way to back flush this filter should it become clogged by debris.