Finish your project with a professional, durable closure using the COSTUMAKERS 15 cm (6 in) closed end zipper in black. Built with #5 metal teeth and reinforced polyester tape, this medium weight zipper glides smoothly, resists corrosion and UV fading, and withstands repeated machine‑wash cycles. Precision‑cut tape ensures uniform width for stress‑free installation, while the ergonomic pull lets wearers suit up quickly. Ideal for fashion jackets, statement pieces, upcycled designs, every batch is tension‑tested and slider‑fatigue inspected to keep garments looking sharp season after season. Whether you’re upgrading a vintage coat, crafting a runway sample, or repairing a favourite jacket, choose COSTUMAKERS for tight tolerances, colour consistency, and long‑term performance.