Collect all of One Piece mystery pins! Each individual box contains a mystery metal pin which is finished with a hard enamel face, a black nickel coloured back, and displays one iconic in-world object or character including the Going Merry, several Jolly Rogers, and a News Coo. As well as the 11 enamel pins, there is also a chance to find the rare heavily embossed and gold coloured Straw Hat pin!