This easily concealable highly effective self-defense weapon has a large silver key ring, it is easy to carry all of your keys on this one Self Defense Evil Cat Keychain. Not only does this Self Defense Evil Cat Keychain pack a powerful punch, the one inch ears become deadly spikes when clutched into the palm of your hands. Do you want blunt keys protecting you or this sharp, indestructible, power house of a defense weapon on your side? Overall Length: 3 Inches.