Thunderhead® Submersible Backpack freshwater collection and molded back panel

and molded back panel

Large clamshell opening for easy access and cleaning

the Original RiverMag Fly Box features automatic storage when time is of the essence

we use 6060 aerospace aluminum

Thunderhead® Submersible Backpack freshwater collection and molded back panelShield all of your gear from whatever Mother Nature throws your way! From big hikes into remote reaches of water or the urban commuter landscape of the city, we keep your most important items completely protected from the elements. This fully submersible backpack is one of our toughest bags ever, constructed with our bombproof 900D TPU coated NewStream fabric*, a waterproof TRU Zip closure, and a sturdy harness system for a more comfortable carry.