... enamelFeatures: Process:Stamping, Die-casting,planning,plating,painting,printing, Injection, Photo etching, imitation hard enamel/Hard enamelMaterial:Brass, Zinc alloy, Stainless ... *4cm,Various sizes acceptableLogo:Soft enamel color, Silkscreen/offset printing, Laser, Engraved, EmbossedColor:Color reference: Pantone color chart.Epoxy:Epoxy coating(optional ...