jeans button/brass button 1.new style,fashion shape,nice looking 2.eco-friendly 3.OEM are available jeans button/brass button:1) material: brass,zinc alloy,copper,nickel,tin2) color: plating: nickel free nickel,nickel free pewter,zinc,tin,old silver,gun metal,copper oxide,gold,brass,antiuque brass,antique bradd oxide green,ect.You can choose what ever the color you need.3) eco-friendly and safe ...