Meffert - Hollow Cube
The Meffert's 3x3 Hollow Cube is the newest technical innovation in twisty puzzles. With no core inside and revealing how the segments move, this cube is surprisingly unique. Beautiful design but no less difficult than a normal cube.
Features ball bearing alignment system. A fun puzzle for any everyone.
Age : 9 years+
Size : 4 x 5 x 4 inches