Thorax Sleeves - Billet Envelopes 25 Pack

25 specialist Billet Envelopes. The Thorax Sleeves are the perfect size for billets and business cards.

We have been using these envelopes in our performances for around 2 years now. These are perfect for predictions, getting a sneaky peak (perfect when used with The Peek in Plain Sight)

This is a beautiful unsuspecting prop to your kit. These have been special chosen, as we haven't found many other envelopes that have held up to our standards.

Note: these are just envelopes. These are not gimmicked, we highly recommend these envelopes as they are durable, opaque, great quality. 
If you are using them in conjunction with The Peek in Plain Sight... You should understand how you will get the peek with it.