High grade matal very bright and lustrous, Tarnish resistant, smooth rustproof, wear-resistance and not easy to scratch. 3D simulation badminton's very there have 5 kind of color for your choose. Make your keys more conspicuous, attractive, draw happy attention, and make it easier to find your keys. This is a very souvenir It can be used as a badminton game, badminton club and sports souvenirs.