She's never had to use it, and has only carried it with her a few times when visiting a big city.
It was her husband's idea to buy it, she said.
"He just wants to make sure I have something in my vehicle," said the mother of two who lives in rural Cantrall, Ill. "It's probably about 4 inches tall. It would fit in one's pocket, (but) I don't carry it like that. I just have it between my seats, just in case."