Features: Sticky notes for books can be well pasted on the page and are convenient for you to write comments or notes without covering the text of the book. You can paste these transparent reading sticky notes on the smooth and flat surface, such as boards, desks, laptops, mirrors, books, refrigerators, and more. Specifications: Color: clear Size: 3 x 3 inch, 3 x 2 inch, 3 x 1 inch Package includes: 12 x Transparent sticky notes Notes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays.