Alloy book ring--these book binder rings to meet your daily painting needs and convenient for you to turn pages, notepad clip ring; Book clip ring--enough quantity, meet your multiple needs and help you do document classification, book circles; Three-hole book ring--the edges are smooth and round, without burrs, and will not damage the skin, portable binder circles; Portable binder rings-- details, suitable for most people, such as students, teachers, and so on, paper ring; Loose leaf binder rings--widely applied in home, office, school, and other places in need, it will give you a experience, convenient book circles

What's in the box
6 x Binder Rings