Material: Azusa Alloy Firm Grip: This self-defense tool is designed to be worn on the fingers, providing a firm comfortable grip for quick use in emergency situations. Versatile Protection: With its four-finger design, you can effectively defend against potential threats while keeping your hs free. Sturdy Zinc Alloy: This tool is made of strong zinc alloy, which is impact resistant provides a reliable means of defense. Compact Portable: The included pouch allows you to carry your self-defense tool discreetly conveniently anytime, anywhere. Sense of Peace: Whether you're walking alone at night or in an unfamiliar environment, this ready-to-use self-defense tool will give you a sense of security confidence.