If you are not sure if the surface you are using as a chalkboard is porous or non-porous make a small mark with a chalk marker and see if it can easily be erased. ... Seasoning the board will fill up any pores on the surface so when it comes time to erase, the ink will come right off!

Are chalk markers erasable?

-The colored chalk pens are odorless markers and are the perfect addition to any kids art supplies. ... These wet wipe markers are easily erasable off any non porous surface (most chalkboards and glass) with a damp cloth. They are dustless and do not create any smearing, streaking, smudging and no mess.

Do chalkboard pens erase?

When chalk marker ink can't be fully erased from a surface, it leaves traces—a “ghost”—of your previous artwork. This shadowy stain “haunts” any new piece you might create, driving you to ever-higher levels of frustration.