Metal Zipper One way zipper. Good performance in teeth strength. Ideal for shoes fasterner. 1.Material: Alumium, Copper, Brass ... : Shinny Silver, Shinny Gold, Antique Brass, Antique Silver, Light Gold, Rose Gold, Shinny Antique Brass, Shinny Black Nickel, ... chain, C/E, O/E, 2 Way O/E, 2 Way C/E6..Hundresds of slider could be selected ... of Quality: SGS, INTERTEX 5# Y Teeth One Way Zipper/Shoe zipper