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