Imagination Starters Writing Utensils
These are have a unique formula that is non-toxic, washable and wipes off with just water. These work great on our placemats and flash cards and even glass! They do also work on non-porous chalkboard but since no one ever knows if their board is, use caution and test in a corner to be safe.
4 Pack Colors included: Red, White, Blue and Yellow
8 Pack Colors red Orange Yellow Green Blue White Brown