GRAYL GeoPress Replacement Filter & Purifier Cartridge (Black)
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Benjamin L. Douglas
> 3 dayI used this product to replace my water filter while backpacking in South America and it worked as intended.
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RXStarScream
> 3 dayExact replacement. High performing filter, easy to remove and install. Nothing more to say.
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Levi Fischer
Greater than one weekMy wife and I used these in the Amazon of Brazil for 2 weeks. It did a great job keeping us healthy. I trusted it with my life and it didn’t disappoint. I would definitely recommend this.