metal enamel safety pin 1.metal pin badges 2.brass,iron,zin alloy,etc 3.7day ... sample time,15day lead time 4.size:customzied metal enamel safety pin1. MaterialIron, Copper, Zinc alloy , Pewter , Brass , Aluminum, Soft ... enamel, Tin, Aluminum alloy or other Metal material , any material you can choose if you ...