Eraser

Plasticizer free and no harmfl. It is the best choice for both adult & kids.  Good for family selction. 

Combine with big and small size & can be satisified with kids doing paper assembly or practice usage

While using up the big one, the small one still exists and job can be still continuted, it is similar to magic box.  This is not only for the purpose of erasing, but also for the purpose of toy playing.

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