... alloy, copper, Brass.2. Metal/jeans button size: 14mm, 15mm, 17mm, 20mm, 22mm, 25mm.....3. Customer's design & logo is welcome.4 ... . All metal button are in various colours & designs.5 ... , coat, belt, bag, shoes, hat, etc.Metal button, shank button, alloy button, zinc alloy button, rivet and so on. For more information, please ...