In My Pocket by Jose Prager (Digital Version)

A mind reader’s guide for making anyone guess the amount of fingers you are holding up inside your pocket, with definite proof.

"...This effect literally allows me to make anyone guess the amount of fingers I am holding up inside my pocket with physical evidence as definite proof. A quick effect, perfect for any moment.

As a bonus, you will find a method which allows me to predict any 50/50 outcome cleanly and an effect where I predict the amount of fingers anyone lowers from their hand..."