Quantity You will get 20 pieces 3 rings loose leaf binders book rings, and it's enough to make several notebooks for you own so you don't have you buy new ones frequentlyYou can share book rings with families or friends. Fit Most Books & Albums The size of each notebook ring is about 157 x 098 inch (4 cm x 25 cm) and inner diameter is 0787 inch (2 cm), which is suitable for most books or albums size needs. Rustproof & Waterproof These metal loose leaf binder book rings, It won't bend, not easy to be broken, featuring good to water and rust. Binder book rings can provide you with long-term services. Flexible to Use Each gold book ring is well-designed, namely, it can be split into 2 halves and connect with a metal swivel rivet tightly; So the book binders lock safely and tightly enough. Wide Application You can expand and close medium binder easily; They have a such flexible design that you can use 3 hole book rings to DIY travel diary, photo album, scrap booking, loose-leaf notebook and graduation alumni book. 3 Holes Gold Loose Leaf Binder Book Rings on Post, Snap Split 3-Hinged Rings, Book Rings for DIY Travel Diary, Notebook Diary Photo Album Binding Durable to use: The ring metal loose leaf binder is waterproof and rust-proof and has long lifespan for you to use. Bring convenience to life: These metal for rings allow you to turn pages of notebooks easily and no longer to worry about the notebook would broke after you split one page. Easy to Operate: Paper rings are convenient to use just pull to open and squeeze to close. Wide usages: Binder Rings are suitable for memo filing, key rings, loose-leaf notebook and graduation alumni book. General size: The loose leaf binder book rings fit most books and albums, easy to fulfill your needs. Material: metalColor: gold Package Contents: 20 x Loose leaf binders book rings Warm reminder: These loose leaf binders are small parts, please keep it from little kids under 3 years old. Only the above package content, other products are not included. Note: Light reflection 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.