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
