-keyrings promotional -materail:copper,alloy -processing:casting,stamping -use:Art&Collectible,gift,crafts -OEM is welcome ... keyrings promotional details:1) Material & peocess :Zinc alloy, brass,iron,copper ... -silver,nickel,anti-nickel,black nickel,brass,anti- brass,copper,anti-copper,dyed black,double colour;5) Pack : 1pcs/bag, ...