CRASHING by Robby Constantine (GV $8)

Comes with a $8 gift voucher on your next purchase :)
Does not apply to MAP (minimum advertised pricing) products.
 
The Sharpie cap is placed on top of a pile of cards then covered with a transparent glass and the effect will show that the magician can flick from the outside of the glass without touching the Sharpie cap inside the glass. This effect is:
No electronic
No magnet
No flap
No string
No glue stick
Fully examinable