br br According to Runners World, 58 of females under age 30 have been harassed while running. br br My Defense Tool™ is a discreet Non-Lethal Defense Tool. Just pound the tip into your attacker and scrap across the skin to create a painful wound and capture skin, hair, and fabric DNA. br br Ergonomic and easy to use instantly. br br Stops an attacker and marks assailants so police can quickly find them.