Triangular whiteboard markers, black in colour, in a packet of 12. Handy triangle shaped whiteboard markers to use as a great writing tool for individual students on their own whiteboards.
 
As a result this is a great way for learning how to hold a pen properly and write easily without worrying about making a mistake. Simply wipe clean and start again. It also has a chunky barrel for a good grip for easy writing, and steady control. While having a bullet nib for precise writing or drawing on all of our whiteboards.
 
Nib size is 3mm.