It's a 0.1 micron inline filter that fits in the palm of your hand and attaches to an included drinking pouch.

Stephanie Dwilson

Commerce Writer, Athlon Sports

For extreme bug conditions (deep woods, swamps), pairing the shirt with a dedicated insect repellent like Sawyer Permethrin is recommended, as the shirt itself isn’t chemically treated.

फिलिप वर्नर

Author and Backpacker

Sawyer Squeeze: What I will use to filter from dirty to clean water

Kiley V

यात्री