metal button: 1), Material: zinc alloy 2), Color: Anti-brass,gun-metal etc 3), Size: 17,18,2.0mm 4 ... tell us your requires in your inquiry emails. Name New style metal button Material Zinc alloy,Resin,plastic, Size 18mmColorAs your ... accessories include jeans buttons, snap buttons, metal buttons, rivets, resin button, sewing button 4-holes button, hang tag ,plastic tag, leather label ...