Package: amount to meet your needs during work, school or daily living. Material: Made of high quality material, upgrade discs to increase the page capacity of your . Usage: These multi-colored ring discs are great for organizing your , documents, notebook pages, paintings, keep them organized and look more neat and clear. Convenient: These binding rings can be flexibly arranged, easy and convenient to enlarge or reduce without damaging the paper, for most of the people. With this binding ring, the paper can be combined as desired, the inside can be turned over and enlarged or reduced as desired. Widely used: With these round discs, you can classify and manage recorded content, add different colors for different types of files, or add business card cases, photo bags, briefcases, etc. according to your needs. Color: Color Material: Plastic Size: 35mm Package content: 60 x binding rings (10 pieces each for purple, orange, yellow, blue and green) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.