Aperture (Gimmick and Online Instructions) by Eric Jones and Tango Magic - Trick V0021 Quick Reset These types of envelopes were

These types of envelopes were popularized again by the late great Ted Lesley and his Teleport Envelope (See Paramiracles)

Gimmicks are reusable

When the picture is turned around balloons

Potassy has refined this to the point where it can be repeated several times

he was addicted to this effect

Aperture (Gimmick and Online Instructions) by Eric Jones and Tango Magic - Trick V0021 Quick Reset These types of envelopes wereFrom the mind of Eric Jones and Mr. Tango, a new concept of a gaffed coin that is sure to fool everybody. This a new version of the old Karate coin, a Chinese coin whereby the hole magically opens to let a finger go through it! Easy to perform, with the quality you've come to expect from Tango Magic. Included: Gaffed coins and one regular Chinese coin Video link instructions