my solution to quickly unraveling these pesky shrink wraps: buy a money clip knife (a small knife that holds your money) so it's always on ya (a key works too), slit the open end (sides if you a...

fire works too, but who has fire on them 24-7, and probably not the best idea considering you want to do this in your car

not everyone has cars, and all smokers have fire with them constantly in the form of a cigarette lighter