Silver Binder Rings, 8-Piece Loose Leaf Rings, Metal Loose Leaf Binder for Paper Sorting, Notebooks, DIY Photo Albums, Books (Black and Silver) 【High-Quality Materials】 Made of nickel-plated metal on the surface, hard and robust, tightly sealed, perfect for keeping loose items securely organized in your books. 【Right Size】 The distance between each ring is 16 mm / 0.63 inches, the total length is 4cm/1.57in, the diameter is 2cm/0.78in, and the thickness is 2.5mm/0.01in. 【Easy to Use】 The binder ring is made of 2 parts and linked with a swivel rivet, very easy to use, just pull it up and press it together to close it. 【Beautiful Appearance】 Available in two colors, silver and black, it looks smooth, shiny, simple, and generous. It is very suitable for paper decoration. 【Wide Application】 This loose-leaf ring binder is ideal for connecting documents, paper cards, name tags, color swatches, loose-leaf paper, notebooks, etc. cards and other sample holders and is also a very useful helper in offices, businesses, and homes. Product Information: Material: Nickel-plated metal Color: Silver and black Size: As the picture shows Feature: Made of heavy-duty steel and coated with nickel on the surface that does not easily crack, rust, or split, safe and durable. Easy to open and close. Pull to open, squeeze to close, locks securely. Our loose-leaf buckle uses a piece of metal to connect three rings. This type of loose-leaf buckle is neater, well-organized, and easier to turn pages. Loose-leaf buttons can be used to create photo albums, notebooks, organize documents, bills, calendars. Product List: 4 * 3-hole metal ring binders (silver) 4 * 3-hole metal ring binders (black)