Metal Binder Rings 30mm, 50 Pcs Paper Binding Book Colorful Loose Leaf Binders Ring for Crafts Flash Cards

Good Material: Metal binder rings 30mm are made of good metal material, which has a smooth surface, a colorful coating, and can be used for a long time Easy to Use: Paper binding book binder rings have a quick-close function, allowing you to securely bind and access materials whether you are travelling or in the office Good Size: Colorful loose leaf binders outer diameter is 30mm, inner diameter is 25mm, this is a universal size, providing sufficient space for your documents Widely Used: Binding ring for flash card is multifunctional, you can use the rings to bind photo albums, photos, cards, scrapbooks and other loose items, and they can also be used as key rings to keep your keys together Package Contents: You will receive 5 colors of multicolor book binder (yellow, green, purple, pink, blue), 10 pieces of each color, for a total of 50 pieces, which is sufficient for everyday use