Features • Designed For Your Paper: The 16mm inner diameter of the spiral binding coil allows for smoother page turning, enhancing your reading and writing experience • Versatile Binding Options: Easily open and close the binding comb; customize the length to fit your specific paper storage needs • High Sheet Capacity: This binding spine accommodates up to 130 sheets, making it ideal for use in offices, classrooms, and libraries • Durable Material Construction: Crafted from premium plastic, this binding coil is resistant to deformation, ensuring long-lasting performance and vibrant color • Convenient 10-Piece Set: With 10 spiral binding coils included, you can effortlessly replace any damaged units, ensuring continuous organization and efficiency 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