This pin badge/lapel pin is made of zinc alloy , with gold plated, mainly used for ... , Appreciation, Reliality and Enthusiasm.Pin badge:Mateiral: copper, iron, stainless, brass, aluminum,zinc alloy etcStyle: new enamel, soft ... , photo etched, silk screen printing, offset printing, zinc alloy injection, 3D mold,die struckSize: according to the ... to contact us for more information. zinc alloy lapel pin