Rainbow Paracord Volleyball Keychain.Simply attach it to your keys and you are ready to go! If needed for self defense, grip by your keys and swing your monkey fist like a club! It's a self defense keychain. It features a 550 paracord, a one-inch key ring and a one-inch round blunt end that contains a steel ball measuring approximately 3/4-inch in diameter. You might like it for looks but know it's a self defense keychain if needed!