3.4 x 4.2 x 3.2 inches;The puzzle that will turn you upside down before you can turn it inside out;By sliding one cube at a time, the player attempts to conceal the red faces while revealing the hidden blue face, ultimately changing INVERSION from one color to the other.

• Toys & Games International Inversion Puzzle (difficulty 10 of 10)

Toys & Games International Inversion Puzzle (difficulty 10 of 10)Toys & Games International