Features: You will receive 20pcs bookbinding rings, enough quantity meets all your needs. Metal binder rings is easy to use. It only needs to be pulled to open and pressed to close. Suitable for scrapbooks, loose leaf notebooks, memo archives, photo albums, key rings and pattern holders. You can easily connect loose items together with metal rings book. The bookbinding rings can help you easily organise loose documents, paper and so on. Specifications: Component: Metal Size: about 25mm/0.98'' Color: 15 Kinds Optional Package Includes: 20 Pcs/Set Bookbinding Rings note: Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.