Sawyer Squeeze Water Filter

Portable hollow-fibre water filter made by Sawyer Products. Rated to 0.1 micron absolute filtration, it removes bacteria, protozoa, cysts, sediment and microplastics. It is used by squeezing water from a supplied pouch, attaching it to bottles, or setting it up as a gravity filter, and it can be backflushed with the supplied syringe. The filter weighs about three ounces and carries a lifetime limited warranty.

Text from OyList