Features Smooth Page Turning: Designed with a 16mm inner diameter, this binding spiral ensures effortless page turning for enhanced reading and writing experiences Customizable Length: Easily open and close the binding comb, allowing you to cut it to your desired length for tailored paper storage solutions High Sheet Capacity: Accommodates up to 130 sheets, making it ideal for use in offices, classrooms, libraries, and more Plastic Material: Crafted from premium plastic, this binding coil is resistant to deformation, ensuring long-lasting use and durability Ample Quantity Included: The set contains 10 pieces, providing a convenient supply for replacing any damaged coils and maintaining your projects effortlessly Features: 1、For Your Paper: Designed to have 16mm inner diameter, the spiral binding coil enables smoother page turning for reading and writing. 2、Better Binding: Easy to open and close, you can also cut the binding comb into your preferred length for your needs of paper storage. 3、Large Capacity: Able to clip a large amount of sheets up to 130pcs, the binding spine suits for office, classroom, library and so on. 4、Great Material: Made of premium plastic material with pretty colour, not easy to deform and very with and long use. 5、10Pcs in Total: There are 10pcs spiral binding coil in the set, and the large quantity will simplify the replacement of damaged ones. Specification: Item Type: Spiral Binding Coil Inner Diameter: Approx. 16mm / 0.63in Hole Number: 30 Holes Capacity Reference: 130 Sheets Package List: 10 x Spiral Binding Coil Package List 10 x Spiral Binding Coil