Item Type: Plastic Loose Leaf Rings_x000D_Inner Diameter: Approx. 27mm / 1.06in_x000D_Color: Yellow, red, blue, orange, green, purple 16 COLORS: Different bright colors are available, including blue, red, green, yellow, orange, and purple, not only can meet your various needs, but also help you to classify files according to different colors 2SIZE DETAILS: The inner diameter of the plastic loose leaf ring is 27mm, and the binding thickness should not exceed 27mm 3PACKAGE QUANTITY: You will get 90 pieces of binders in multiple colors, enough quantity for long term use 4WIDE RANGE OF APPLICATIONS: Suitable for binders, business or note cards, classrooms, offices, homes, can also be used as a keychain, great for holding stacks of documents, keys and samples, easy to use for office and home storage 5DURABLE PLASTIC: Since the material of the flexible book loop is plastic, sturdy and durable and will not crack or split, the loop opens and closes easily, ensuring your long lasting use 15 x Yellow Plastic Loose Leaf Rings 15 x Blue Plastic Loose Leaf Rings 15 x Green Plastic Loose Leaf Rings 15 x Purple Plastic Loose Leaf Rings 15 x Red Plastic Loose Leaf Rings 15 x Orange Plastic Loose Leaf Rings