The COSTUMAKERS General Purpose One Way Separating Zipper 50cm (20") - Navy - 1703 is designed for long-lasting performance and ease of use. Measuring 50cm (20"), it features #2.5 nylon coil that offer smooth operation and reliable durability. Its Light weight construction makes it comfortable to wear while maintaining strength for frequent use. The design is tailored for bustier & halter tops, providing the flexibility and security needed in high-movement garments. Color-matched tape and components in Navy create a seamless look, enhancing the garment's overall finish. Reinforced stitching ensures resistance to fraying, and the high-quality materials maintain performance even after repeated washing. Whether used in home sewing or professional tailoring, this zipper delivers consistent, dependable results with a polished appearance.