promotional gift wine stopper 1.material:Zinc alloy 2.finish:plating sliver 3.240pc/cartons 4.OEM promotional gift wine stopper 1.craft: punch brass+stamp the out shape+jointing blood pin, butterfly cap+polish+plating gold+fill in enamel2. Material: brass, zinc alloy, iron, stainless steel,aluminum (Pls check the attached product)3. plating : gold, silver, bronze,nickle,chrome,anti-pewter,anti- ...