Hand your spectator the envelope, they open it themselves and take out any one of FOUR options. This envelope can covertly conceal 4 different outs. Depending on which way you start to open the envelope and hand it to your spectator, they get to do the rest. 

You can also use this envelope as an extremely deceptive switching device for playing cards, pieces of paper and even money. The possibilities are endless. 

The Number 4 Envelope measures 3" by 4" and is extremely flat. It is made on Black tyvek which is waterproof and tear-proof so it will last you thousands of performances. When you purchase this effect, you will receive one hand made gimmicked envelope and an instructional video. On this video Blake will guide you through step by step how to use this utility device as well as take your through three completely thought out routines that you can do right away. 

Add this powerful weapon to your arsenal today. This is the Number 4 Envelope.