metal button: 1), Material: zinc alloy 2), Color: Anti-brass,gun-metal ... tell us your requires in your inquiry emails. Name custom clothing buttons Material Zinc alloy,Resin,plastic, Size 18mmColorAs your requestedTechnicslaser ... include jeans buttons, snap buttons, metal buttons, rivets, resin button, sewing button 4-holes button, hang tag ,plastic tag, leather label, woven label ...