10 Colors Translucent Book Rings: Unlike other book rings on the market, these book rings are translucent and not made of metal. The 10 fresh and light colors can make people look relaxed, perfect for summer. Perfect for book binding. What You Get: You'll get 20pcs loose leaf binders in 10 colors, 2pcs for each color. Provide convenience for pairing. They're about 0.59 inch(15mm) wide, 1.65 inch(42mm) long and 0.53 inch(13.5mm) thick. The inner diameter is about 0.33x0.43 inch(8.5x10.8mm). Suitable for daily use. Reliable Material: These loose leaf binders are made of high-quality plastic. The color is extremely pure and not easy to fade. Smooth to touch, not easy to break or deform. Sturdy and durable, can be used for a long time. Easy to Use: These binding combs are 5-ring, unlike most on the market, for easy storage and easier use. No additional tools are required to install. With a buckle, it is easy to open and close, and it is the best choice for you to organize your paper craft. Wide Application: The book binding can be expanded and closed easily, flexible for you to DIY travel diary, personal organizers, planners, photo album, scrap booking, loose-leaf notebook and graduation alumni book. Fresh colors can bring more sparks to them.