1.Material: ABS
2.color: blue, black, red, green
3.multifunctional: ballpoint pen
4. Bullet head type 1.0mm
5. product size: 15*0.8cm
6. Environmental friendly ink imported from Germany, the whole writing length is more than 800 meters, no wall hanging, no ink splashing.
7. The ink output is 0.2-0.28 to ensure the fluency of writing.