This is an Iaido keychain. They are 600 yen each. Additional keychains are 500 yen each. To order, please comment each time. If you would like confirmation, I will relist the item (and then delete it after confirmation). They are new. The material is acrylic resin. They are not spherical. The inner dimensions are 31 x 31mm, with a thickness of 8mm. The size can be changed to inner dimensions of 54 x 54mm for 650 yen. The size can be changed to inner dimensions of 74 x 74mm for 700 yen. Convenient for golf second bags, travel bags, etc. (Not suitable for caddy bags, as they may be handled roughly). If you send details via email, I will create a sample image (free of charge). (Method of application from email attached)