We hiked the Long Trail last year and people were hacking those sawyer minis into their camelback-like hydration systems, pretty neat. We brought a sawyer 5L g

We hiked the Long Trail last year and people were hacking those sawyer minis into their camelback-like hydration systems, pretty neat. We brought a sawyer 5L gravity bag that filters out viruses, and drank some flavorful water outta that thing.