Black Closed End & Iron and Brass Zippers that we are offering are widely admired for their top-notch quality, strength, and durability. These are high-grade brass zippers, which provide seamless interlocking. Its premium quality teeth are excellently molded onto a pre-woven and dye tape. It is a sturdy zipper that can be smoothly zipped or unzipped. It is a self-lubrication type zipper, therefore, it does not cause slow or rough zipping. Black Closed End & Iron and Brass Zippers are available to us in different colors and types.