Ninh - V-Coin

Ninh - V-Coin 

You borrow a coin from the audience, then tell them to sign the coin. Next you put the coin on the floor. You then step on the coin and immediately slide your foot from your shoe, revealing that the coin is totally inside!. 

• The gimmick is simple and easy to implement. 
  
• Use a borrowed coin from the audience
  
• Totally improvised.