2X yellow blackboard whiteboard cleaner dry marker pen foam eraser chalk brush3C

ITEM NAME:2X yellow blackboard whiteboard cleaner dry marker pen foam eraser chalk brush3C.2pcs/Set blackboard eraser. Eraser back material: EVA+ foam. Eraser surface material:Felt. Felt bottom surface easily removes all dry erase ink from any dry erase board. Clean any large or small board easily, no need for sprays or cleaners.