NEW Personal security equipment. Practice of martial art. Do Not use it on people.Length: 19cm / 47 cm3.6" / 18.8"Weight: 300gMade of steel. Comes with bag and chain.Color: as shown on pictures， send at random.http://contestimg.wish.com/api/image/rating?name=b426702c7b8911e68b9c065f903a9ac5.jpg&w=1000&h=1000&m=0&t=0