Writing on the blackboard without chalk dust or chalk fingers. This is possible with this almost completely dust-free. This chalk can also leave a residue on certain blackboard surfaces.
Cardboard box of 12 chalk sticks
Diam. approx. 9.5 mm, length: approx. 80 mm (diam. approx. 0.37 inch, length: approx. 3.15 inch)
Made in the Netherlands