Salt, Mud, Ice.. Wow, talk about the other guy's problems, Nature has yet to concoct a substance capable of causing you grief while using this fanny pack. Take to the flats, wash in the surf or roll around in your favorite mud hole it doesn't matter, with the smartest pocket layout in the world and the new ZIP-NO technology all we can say is "bring it". This pack also has a built in work station, a breathable ergonomic suspension, as well as a super comfy neck strap to help bare the load.