Compact and Portable Design: Each box measures approximately 5.7 x 3.5 x 3.54 inches, small and portable, easy to store or carry. They are perfect for organizing notes, recipes, and addresses wherever you go. 4 Random Color Packs: This set contains four boxes in random colors: red, yellow, green, and white. The colorful selection not only makes them visually appealing, but also helps to categorize different types of cards or notes. High Capacity Storage: Each box can hold up to 250 standard 3 x 5 inch note cards. Whether you need to store flashcards for studying, recipe cards for cooking, or address cards for contacts, these boxes provide ample space. Versatile Uses: These index card boxes are versatile and can be used for a variety of purposes. They are ideal for organizing school notes, flashcards for language learning, recipe cards, and more. The sturdy construction ensures that your cards are protected and organized. Easy to Use and Store: The boxes are designed with simple and practical lids to keep your cards securely in place. They stack neatly to save space on your desk, shelf, or storage area, and the clear label space on each box allows you to easily identify the contents.