These are visual arrangement materials used to categorize huge book collections in the library and make it easier for readers to navigate. They are affixed to the spines of books with different colors according to subject headings, age groups (child, adult), or material type (novel, reference book). It ensures that the order on the shelves is instantly noticed even when looking from across the room. Its strong adhesive does not damage the book cover, and the bright colors on it preserve their vitality from the first day without fading for many years.
| Application Purpose | Classification of books on shelves with visual color coding |
| Durability | Non-fading surface against sunlight (UV) and shelf friction |
| Adhesive Type | Special glue that holds strongly to the book spine and does not peel off at the edges |
| Ease of Use | Opportunity to instantly notice incorrect shelf placement during collection readings |