Colorella twin C 304
Economical two colour fibre-tip pen
| · | 10 pens = 20 colours |
| · | 2 line widths |
| · | With saftety cap-ISO 11540 |
Thin: approx. 1 mm for dark colours for sketching and outlining
Thick: approx. 2 mm for bright colours for filling in and colouring
