Features Smooth Page Turning: The A4 spiral binding coil's 30 holes design facilitates effortless page turning, enhancing reading and writing experiences. Easy Customization: With simple manual opening and closing, the binding coil allows for easy adjustment to the preferred paper length, providing a convenient binding solution. High Capacity: Capable of holding up to 100 sheets, this binding spine is suitable for various settings such as offices, classrooms, and libraries, offering ample binding capacity. Durable Material: Crafted from premium transparent plastic, the binding coil is highly durable, resistant to deformation, corrosion, and ensures long-lasting use. Set of 10: This kit includes 10 spiral binding coils, providing a convenient and ample supply for replacing damaged or worn-out coils. Specification: Item Type: Spiral Binding Coil Product Material: ABS Product Colour: Transparent Package List: 10 x Spiral Binding Coil Package List 10 x Spiral Binding Coil