There have been many kinds of wallets designed to exchange items. The Swopper is different from the others. The item exchanged is outside the wallet and seems as if it never left your sight. No sleight of hand is needed, no resetting and you can do several switches in succession. It is angle Proof - Made of to quality leather, the Swopper and its special fakes have many applications. Includes T. A. Waters 28 page book of routines and handling.