Material: Made of metal, rings won', split or bend. and close easily and extra security, , but are patient and careful, you will definitely . hold about 100 pages,swing the and down. This loose-leaf metal clasp can rotate and move, between bar is firm and firm. Application: Suitable for standard A5/A6 size, or drill holes according to your own needs. Ideal for make your own DIY travel notebook, and personal organizers, , planner . Specification: Material:Metal Color:Gold + Silver + Bronze + Size Chart: Size: Approx. 3.8 x / 1.50 x 0.79inch Package Includes: 6 Pieces Loose Leaf Binder Rings Note: Due to between different monitors, the picture may not reflect the actual the item. Due to manual measurement, there may be 1-2mm error .