1. Bright colors, clear and smooth writing

2. With extremely strong sunscreen and water resistance, it has excellent coverage. The pen's appearance is designed with a streamlined shape, and the structure is reasonable.

3. Ink dries quickly in two seconds. It does not fade. It is used on smooth surfaces such as CD/DVD ceramic glass.

4. Clear Handwriting: The notes are written with high-polymer polymer ink, which presents a film-like coverage, high obscuration, and good color rendering.

5 writing is smooth, the handwriting is clear, and the ink dries quickly within seconds.

6. Color Selection: The blackboard liquid comes in black, red, and blue, offering a variety of colors to meet your diverse needs.