Features • Durable And Long-Lasting: Crafted from sturdy plastic, these binding spines ensure your documents stay organized for extended periods without wear or tear • Easy Manual Binding: Designed for simple operation, anyone can quickly bind loose leaf documents by easily punching the appropriate holes • Smooth And Reliable Performance: With excellent gloss and strong adhesion, these binding spirals allow for effortless page turning and repeated use without breakage or fading • Optimal 1/2in Inner Diameter: Perfectly sized for various binding needs, this inner diameter accommodates a wide range of projects for students and educators alike • Convenient 10-Piece Set: The package includes 10 binding coils, providing ample supply for all your binding projects, ensuring you always have what you need on hand Features: 1、 WITH LONG LIFE: and sturdy plastic binding spines allow you to easily compile paper and store for long periods of time 2、BINDING METHOD: Can be manually bound by punching suitable holes, which can be easily operated by any office, student party, and individual 3、GOOD GLOSS AND NO BREAKAGE: Poss good gloss, strong adhesion, wear resistance, resistance, aging resistance, not easy to break and fade, smooth page turning, can be used repeatedly 4、1M INNER DIAMETER: Stationery accories binding consumables, inner diameter for 1m, suitable for students and teachers 5、10PCS IN TOTAL: The package contain a total of 10pcs binding spines, enough for you to replace and use, very convenient Specification: Item Type: Binding Spines Inner Diameter: Approx. 1m / 0.51in Type: Stationery accories binding consumables Package List: 10 x Binding Spines Package List 10 x Binding Spines