popular metal badge 1.pin badge 2.material:brass,iron,zin alloy,etc ... 3.7days sample time 4.size:40-75mm diameter,or else popular metal ... Brass , Aluminum, Soft enamel, Tin, Aluminum alloy or other Metal material , any material you can choose if you need.2 ... and the balance before shipmentHuajin GiftsProfessional in badge/Lapel pinsWelcome your inquiry(Huajin)