Material: alloy Different designs and colors are available Platings: nickel, antique,anti-brass, matte black... 1.Material: alloy2. ... and colors are available3.Platings: golden, nickel, antique, and gunmetal4.Customized samples are welcome5.High-quality, it can be nickel-free ... information: we can stick barcodes for you as per your request Jeans snap Buttons Available in Various Sizes and Colors