Buy this item and earn 100 reward points.

A Pen is inserted into a black case. The pen extends from both ends of the case,
but the Center of the Pen is not Visible.
The magician waves his hand over the case and opens a door in the center of the case.

The Center of the Pen is GONE!

The door is closed, the pen is removed from the case and shown to again be one solid piece.
Easy to do. Boxed with rack tab for easy display and sale.