Complete your project with a COSTUMAKERS 70 cm (28 in) two-way separating zipper in black. Built with #10 metal teeth on reinforced polyester tape, this heavy weight closure delivers smooth operation, excellent corrosion resistance and consistent dye-lot accuracy. Precision-cut tape keeps width uniform for easy insertion, while an ergonomic pull provides confident grip. Engineered for heavy coats & outerwear, each production run is tensile-tested and slider-fatigue inspected so your garments stand up to daily wear and repeated laundering without compromise.