... pin badge/lapel pin is made of zinc alloy in Soft Enamel, with anti-copper plated,mainly used for promotion gift ... , brass, aluminum,zinc alloy etcStyle: new enamel, soft enamel, photo etched, silk screen printing, offset printing, zinc alloy injection, 3D mold,die struckSize ... Europe, USA and JapanWelcome to contact us for more information. soft enamel lapel pin