Shin lim 申林的三角黑洞
Triangle Black Hole
Magician shows a playing card with a round hole on the back. Moving his hand and passing through the hole to prove that the hole is real. However, turn the card over and find that the hole is a triangle, and move the hand again, it is indeed a triangle hole. You can repeatedly show both sides, so unexpected!
Easy to use without complicated skills.
Comes with the prop and video instruction.