Meet the Smith & Wesson SWPENMPOD Tactical Pen: a handy tool that saves your life when you are stuck. It has a T6061 Aircraft Aluminum construction and can serve as a tough self-defense tool. You can also use just use it to write things down.
This self-defense pen weighs only 1.4 ounces, measuring 6.1 inches in length.
[where to get it]