... .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 ... copper, Antique nickel, etc. 4.CraftStamp, Die struck,Hard enamel, Imitation hard enamel, soft enamel, silk printing, offset printing , printing with epoxcy, ...