Custom Metal Lapel Pins 1.material:Iron, Zinc Alloy 2.various of design can be chosen,or as you request 3.OEM/ODM are welcome More Information for the Custom lapel pins and badges Description1) Material: Brass2) Process: Die-casting, laser engraving, paint, silk screen, offset printing, etc.3) Plating: Gold, silver, nickel, brass, copper, antique plating, misty plating, double plating4) Size: ...