The Copic Multiliner sketching and drawing pens have pigment-based ink that is water and alcohol resistant. The ink will not fade or smear, and the flow will be consistent, making it ideal for all types of sketches and illustrations. 

Moreover, these sketching and drawing pens combine function with an elegant, long-lasting design. The nibs and cartridges are easily interchangeable, and the nibs are encased in strong metal sleeves to ensure precise drawing and incredible detail.

Characteristics:

• Nib size: 0.3mm
• Colored ink that is resistant to alcohol and water
• Acid-free
• Colors: purple, olive green, yellow, green, blue, and pink