From the Manufacturer
The Museum Collection Puzzles - Whether displayed in your home or office space, museum quality puzzles are beautiful to look at and challenging to execute. Elegantly packaged in designer gift boxes. This particular puzzle in the series is called Labyrinth 4D. The dimension of time is an ever present companion when attempting to free the metal ring from complex arrangements of mass and space obstacles. 1 player, ages 8+. Instructions in 4 languages.
Product Description
For ages 8-Adult; a very intricate puzzle