Upgrade your build with a COSTUMAKERS 50 cm (20 in) closed end zipper in black. Featuring #2.5 nylon coil on reinforced polyester tape, this light weight closure glides smoothly, resists corrosion and repeated washing, and installs easily thanks to precision‑cut tape that keeps width consistent. Ideal for dresses, skirts & pants, every production run is tensile‑tested and slider‑fatigue inspected so your finished pieces deliver long‑term reliability and a polished look. From boutique projects to full‑scale manufacturing, trust COSTUMAKERS for colour accuracy, tight tolerances and season‑after‑season performance.