... colors and designs 3, Eco-friendly Zinc alloy buttons Production Typebuttons, decoration buttons,clothes buttonsMaterialzinc alloy, bronze, brass, aluminum, etc ... are acceptable also.Processdie casting, engraved, embossed, painted, transfer printing, plated, welding, etc.Platinggold, antique gold, silver, antique ... forward to cooperate with you. zinc alloy buttons,clothes buttons,button with holes