Browse 620+ chalk eraser stock videos and clips available to use in your projects, or search for chalkboard chalk eraser to find more stock footage and b-roll video clips. Professor is writing on a ...

SIMPLE OPERATION-- Powered by 2 AAA batteries (not included); Simple push of the button and a light touch are all that¡¯s required to remove marks.Rubber eraser ergonomic design allows it to fit ...

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