It has color, not only for writing and taking notes, but also for decorating your books. Transparent function, compared to paper sticky notes, you can see the content of the book directly after sticking it, without the need to open the sticky note. Water-resistant, not easy to tear. For smooth writing, it is recommended to use quick-drying pens, markers, highlighters, and pencils. Strong adhesion, can be stuck on a flat surface at will, can be removed without leaving residue, can be stuck repeatedly. It is suitable for people who often borrow books, students, doctors, lawyers, etc. When you want to sell your second-hand books, you need to buy our transparent sticky notes. Material: PET. Color: orange, blue, green, white. Size: 2 sizes, 75 × 75 mm, 75 × 50 mm. The package includes (400 sheets) 200 transparent sticky notes of 75 × 75 mm and 200 transparent sticky notes of 75 × 50 mm. Warm tips: Oil-based pens are not recommended. If you have any questions, please contact us in time and we will serve you wholeheartedly.