Overview:
1: Shake the tip of the barrel upwards before each use
2: The ink will come out after 3 consecutive printing prompts on the paper
3: Please summarize immediately after use to avoid volatilization
4: It is recommended to write on paper above 80gsm, otherwise it is easy to knock expensive methods.
5: Ink is suitable for light-colored cardboard

Specifications:
Name: 8-color double line pen
Size: 13.2cm in length
Main material: plastic

Packing list:
As you choose