... /Hard enamelMaterial:ZINC ALLOY/BRASS/IRON/ALUMINUM, etcFinish Color:Nickel, Silver, Gold, Gun-metal, Bronze, Copper, etcRing diameters:25mm, 28mm, 32mm ... 70% balance before shipmentShippingUPS, DHL, FedEx, EMS and TNT, by Air or by SeaCustom Sample 8~10 working daysProductionlead time:20-30 ... shape keychain, custom design keychains, etc... 2012 promotional metal keychains, M shaped