A regular silk penetrates the solid bottom of a borrowed transparent glass in full view. You even can see the silk passing thru the glass!
At the end, EVERYTHING can be examined by the spectators, before and after.
The explanations are very clear and complete with other ideas and handlings.
Easy to do!
You receive the special gimmicks, rubber band and a file to download the explanations in English and Spanish.
12 inch silk is not included, use your own.