... -25mm Material : brass or ZINC . Technique : stamping Low price with high quality *material:can be made in gold,silver,zinc alloy,brass ... plating and so on.*color referance:with soft enamel/cloisonne,pad and screen printing,by paper sticker or epoxy coating surface ... ,via freight,by see or by DHL/UPS.EMS...express High quality Cufflink , Promotional Metal Cufflinks