Karin BrushmarkerPRO brush pens contain 2.4ml of non-toxic, water-based, high pigmented ink. They are twice as efficient as traditional filter markers. They have Japanese super durable and flexible nylon brush tip. You can mix the colours by contacting the ends of the markers. You will be amazed by how beautifully colours blend!
Specifications:
- Colours - blue range:
   - indigo blue 169
   - sapphire blue 189
   - royal blue 045
   - egyptian blue 305
   - cyan 207
   - sky blue 621
   - arctic blue 264
   - turquoise 654
   - cool aqua 204
- Brush tip 
- 2.4 ml non-toxic, water-based ink
- Self-cleaning tips after blending
- Acid-free and odourless
- not good on black paper