Swami Writer Thumbtip Pencil. Mentalist's Most Guarded Secret!
Predict the amount of change in a friend's pocket at anytime!
Predict a number that anyone is thinking at anytime!
The Swami Writer allows you to secretly write down information right under your spectator's noses.
You apparently write a prediction on a piece of paper.
The spectator names a number, a letter, or a name
Immediately hand the spectator your prediction and it matches.

Swami Writer Thumbtip Pencil