The Sawyer Squeeze is the water filter that thru-hikers trust with their lives—literally. With a 100,000-gallon lifespan and the ability to filter directly into bottles, it’s the most versatile backcountry filter under $50. Editor’s Pick If you only have time to skim — this is the gear in question. Sawyer Squeeze Water Filter System Check Price on Amazon → After reviewing 10,000+ miles of field testing data, lab specs, and user reports spanning years of use, here’s the tru