Instructions:
1. First time use: press the tip with tip side up to release built-up pressure during transition to prevent ink burst.
2. Each time before use, MUST shake the pen to mix ink or the outline may not be able to form.
3. Press the pen on the table several times to pump out ink.
4. To get best result, use it on white paper.
5. Use on paper thicker than 80g to prevent ink penetration.
6. Use writting pad for thin paper prevent ink bleed through.
7. Contains small parts. Not suitable for children under 3.