The Hollow Series presents an intriguing, innovative advance in twisty puzzles. The no-core puzzles’ movements are unlike anything experienced by even the most experienced puzzle-solver. With a combination of inventive gameplay and stunning design, Meffert Hollow series are one part gift, one part puzzle, one part treasure!

The 12 different colored sides of Skewb Ultimate offer a true challenge for the expert puzzler. You thought you had mastered the cube…now, try the ultimate test: Skewb!

Get started in 3 simple steps:
1.  Twist two halves of the puzzle to change the colors on each facing. 
2.  The puzzle can rotate in any direction
3.  Solve be getting a solid color on all 12 sides.