The MUNIO Kubotan Keychain is a stylish evolution of martial arts tools that have been used successfully throughout history for personal safety. Simple, effective, nonlethal, EDC security tool that can empower you to fight off an attacker and escape safely. Legal in all U.S. states. Created by a personal protection expert and recommended by law enforcement, military and martial arts professionals. MUNIO can be carried openly anywhere and is ready to use immediately. Travel friendly and can be taken through TSA security and onto an airplane. Ergonomic shape makes it comfortable to hold and carry. Compact and easily fits in your pocket or small purses. Makes it easier to find your keys in your purse. Dimensions are 4.625” long x 1.5” wide x 0.18” thick. Weighs only 1 ounce, including the 3 key rings it comes with. Lightweight, putting less stress on your car ignition. Great alternative to pepper spray and stun guns. No shelf life and never needs charging. Performance won’t be affected by windy or rainy weather, or potential mechanical failure. Works against a full spectrum of potential attacks, including attacks from behind. Safer around small children with no risk of chemical discharge or electrical shock. Professionally decorated with designer artwork on both sides using a special UV scratch and wear-resistant printing process. Made in the USA of durable, high-strength, impact resistant, virtually unbreakable ABS plastic.