Super Mental Lock

You will get

Description

An absolutely astounding effect that works every time!

You ALWAYS know which key will open the lock!

This is a very easy to learn effect that you can perform in a number of different ways!

Here’s the basic way to present this trick:
First, show that only one of the keys can open the lock.
Toss all the keys, including the correct one, into a glass.
You concentrate, and let your spectator throw away the keys that you think won’t open the lock.
Then let him try the last remaining key in the lock.
It really works!

• The lock and all keys can be inspected
• You don’t need to touch the box, the lock or the keys
• Size of the lock: 3cm(1.1inch) x 2.7cm(1inch) x 0.8cm(0.3inch)

Please provide the box and glass by yourself.

Demo1

Demo2

Picture