Snap Button Many sizes and designs for you to select. All plating colors are available. Features of Snap Button: .1) Material: iron.. .2) Various sizes and designs for you to select. .3) Color: nickle, black nickle, gunmetal, brass, anti brass, gold, nickle free, brush nickle, brush anti brass, etc. .4) Good quality but competitive price. .5) Application: leather cases, purses, bags, stationery, ...