... paper printing Shape: any shape is ok metal buttons pin MaterialTin /tinplateBadge TypePin OnTechnicsCMYK PrintedNickel-Free yesShapeRound, square, ... 55mm,58mm,60mm63mm,65mm,70mm,74mm,76mm,100mm,140mm and so onColoroptional ,according to Panton color logoany efficiency samplesAvailable ... ;.5) High-class pre-sales, in-sales and after-sales services6) On time Shipment. Any interest ,please feel free ...