Metal Binder RingsThis flip ring is made of high quality zinc alloy, sturdy and durable. The surface has been carefully treated to ensure that the flip ring will not rust and deform easily.It is very suitable for tightly organizing loose objects. Simple and elegant appearanceEach ring-shaped loose-leaf ring measures approximately 4cm x 2.5cm, with an inner diameter of 2cm, which is the size of most books or photo albums and easily meets your needs.There are two colors to choose from, silver and gold, and the appearance is smooth and shiny, simple and generous. 3-ring designThe combined three-ring design is more conducive to fixing paper. Each flip ring can be opened and closed independently. It is an ideal choice for organizing punched cards, paper documents, scrapbooks, banknotes or samples. Easy-to-use binderThe loose-leaf ring is composed of two parts connected by 360 degree rotating rivets. The operation is very simple. It can be opened by pulling and closed by squeezing. It's a great choice to help you fix loose pages, so you can use it for a long time. Organize Your Loose LeafThese metal leaf rings are perfect for creating your own travel notebooks, photo albums and personal organizers, scrapbooks, schedules, etc. A set of 10 loose-leaf rings neatly store your books, making them easier to turn pages. It is a very useful helper for home, school and office.