Whether you're walking to your car from the salon at night or traveling alone in a new city, we've got your back. Feel more secure in your own environment with the Ivy Ann Katana. A concealed self-defense knife comb that fits perfectly in any stylist's tool kit. These self-defense combs are by far one of Ivy Ann's top sellers, so if you see one in stock in a color you like, don't hesitate to scoop it up; they don't last long!