This relatively hard chalk is especially suitable for glass boards. Because of its hardness, it is easier to draw with than to paint. This round chalk comes in 12 colours. The chalk can leave a residue on certain blackboard surfaces. Single colours, 144 pieces.

Cardboard box, 144 pieces, diameter: 13 mm, length: 90 mm, 12 colours available. colour: 01 light blue | 02 lemon yellow | 03 light green | 04 orange | 05 violet | 06 light red | 08 deep yellow | 09 dark red | 10 dark green | 11 brown ochre | 12 dark brown | 13 dark blue