●Better Binding: Easy to install and remove, you can also cut the binding comb into your preferred length for your needs of storage. ●For Your Paper: Designed to have 13mm inner diameter, the spiral binding coil enables smoother page turning for reading and writing. ●Large Capacity: Able to clip a large amount of sheets, the binding spine suits perfectly for office, classroom, library and so on. ●Great Material: Made of premium plastic material with pretty colour, not easy to deform and very durable with corrosion and long use. ●After-sales: If you have any questions after purchase, please contact us in time, we will answer your questions seriously and provide high-quality after-sales service.