■Unused, Only Opened■ This is a holder for attaching a pencil to a French horn. It can also be attached to a trumpet, but it hasn't been confirmed as there is no actual instrument to test it on. Please check the size. Two sets will be sent. Size: Approximately 2.5 x 1.2 There may be some size variations. If you are looking for perfection, please purchase a branded product. We are not responsible for any problems that may occur during use. #pencil holder #pen clip #pencil clip #french horn