2 Extra Fine Tip White Chalk Markers | 1mm Tip | For Windows, Blackboard, Dry Er
2 Extra Fine Tip White Chalk Markers | 1mm Tip | For Windows, Blackboard, Dry Erase Board, Chalkboards, Glass, Easy Erase | White Chalk Pens Fine Tip. Marker Type Chalk Marker. Extra Fine Tip 1mm – The fine point on these white chalk pens allows for the production of thin lines, making them ideal for intricate work.