... , Injection, Photo etching, imitation hard enamel/Hard enamelMaterial:Brass, Zinc alloy, Stainless steel, Iron, Pewter, Aluminum, Soft PVCPlating:Gold,Anti-gold,Pearlized ... ,4.5*5.5cm,3.5*4cm,Various sizes acceptableLogo:Soft enamel color, Silkscreen/offset printing, Laser, Engraved, EmbossedColor:Color reference: Pantone ...