Versatile Compatibility : Suitable for most binding machines, these spines cater to a wide range of document sizes and formats, enhancing their utility across different environments. Reusable Binding Tools : Designed for longevity, these binding spines can be reused multiple times, offering a cost-effective solution for frequent binding needs. Bright Yellow Color : Although this pack doesn't include assorted colors, the vibrant yellow binding combs add a touch of brightness to your documents. Smooth Page Turning : The precise inner diameter facilitates effortless page flips, ensuring a seamless reading and note-taking experience. Durable And Strong : Made from plastic, these spines resist deformation, ensuring your documents remain securely bound over time. For a versatile binding experience, our wire binding spines offer reliability and efficiency. Ideal for offices, schools, and libraries, they are compatible with various binding machines, making them a flexible choice for document organization. The durable yellow plastic ensures strength and resistance against wear, while the smooth page-turning feature enhances usability. As a reusable tool, they provide a sustainable option for frequent binders, streamlining document management with style and practicality. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.