The Biggest gimmick of all: the name jogger. Most of it resides in the fanny pack. The name jogger is a good start but don't be too quick to dismiss the fanny pack as a bad idea. Having a fanny pack in your vehicle is no small feat and can prove to be quite costly in the long run. The fanny pack is an important component in the modern family car and should be on your shopping list. The fanny pack can be used to store items such as books, documents and food. The fanny pack is a small, streamlined bag that can be opened from the front and back of your torso with the aid of two fingers. The fanny pack is available in a sleeve or a small bag. The sleeve has no zip closure but can be opened with just the right amount of pressure.