[What You Can Receive] 600-count pack of colored index cards, 100 sheets for each color, 600 pages in total. Includes 12 pieces of kraft cover pages for easy organization and 6 metal binding rings for convenient carrying. [Size and Color] Flash cards measure 127 x 76 mm (4.9 x 2.9 inches), compact, portable, and pocket-sized. Fits easily in pockets, backpacks, purses, or totes. Cards come in random colors; specific colors cannot be requested. [Practical Tools] Made from thick, durable, wrinkle-resistant, and smooth paper, ideal for writing. Each card is lined to support neat and organized note-taking. Each pack is protected with two sheets of sturdy brown kraft paper to prevent damage and wrinkling, ensuring long-term use. [Easy to Carry] Compact and lightweight design makes these flash cards easy to carry. Rounded corners help prevent finger scratches. Binder rings allow cards to be securely fastened together for convenient storage and organization. [Widely Multiuse] Ideal for studying, note-taking, making lists, and more. Double-sided blank cards can be used for notes, messages, vocabulary, checklists, address cards, bookmarks, name tags, labels, gift tags, and craft projects. Color: Random (specific colors cannot be selected) Material: Paper Size: 12.7 x 7.6 cm Package Contents: 600 x Flash Cards 12 x Kraft Cover Pages 6 x Metal Binding Rings Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.