Features Durable ABS Material: Made from durable ABS plastic, these spiral binding coils provide a strong and long-lasting solution for organizing your papers, ensuring they can withstand normal wear and tear. Colorful and Glossy Finish: The glossy finish of these spiral binding spines, combined with strong adhesion and wear resistance, ensures that they maintain their vibrant colors, resisting rust, corrosion, and fading, making them suitable for repeated use. Convenient Portability: These spiral binding coils are designed for easy portability, allowing you to carry them with ease wherever you go, without taking up much space when stored. Versatile Binding Method: Whether manually or with instruments, these spiral binding coils can be easily bound by punching the right holes, making them beginner-friendly and suitable for various binding needs. Wide Applicability: Suitable for any office, students, and individuals, these spiral binding coils are designed to cater to a wide range of binding needs, offering ease of operation for anyone with related requirements. Specification: Item Type: Spiral Binding Coils Material: ABS Inner Diameter: Approx. 11mm / 0.43in Application: Stationery accessories binding supplies Package List: 20 x Spiral Binding Coils Package List 20 x Spiral Binding Coils