Mr. Sci Science Factory 3D Magic Playing Poker Cards
Brand: Mr. Sci
Only by practicing the way to control the position of the focal, you will read the exact pattern and number from the back.

55 cards (including 2 jokers and an instruction card)
Mr. Sci users 3D principle designed a magical toy-3D poker.
The invisible 3D message can only be seen through focusing your eye vision.
We have probably never thought about the incredible effect between 3D message and playing card.
The sciential trick will make them speechless. Now come to get a try!
Dimension 9.5 x 7.2 x 1.7 cm