Size: The inner diameter of our plastic loose-leaf ring is 28 mm. The recommended binding thickness is no more than 28 mm. It can bind 250 sheets of printing paper.
Material: Because the material of the plastic binder rings colorful is plastic, it is durable and will not crack or crack.
Bright colors: The multi-color binder rings have 7 different bright colors that appeal to kids and bring a pleasant look to your mood.
Versatile: These colorful office book rings can be used for loose-leaf paper, memo notes, scrapbooks, and things to hold beautiful document stacks, indexes and course cards, notebooks, paper, keys, and swatches to keep them organized without Messy.
Easy to use: Plastic binder ring first find the seam on the book circle, then use your fingers to separate it in the opposite direction, then squeeze to close it.
