One Empty Hole and Let the color ball be in the matched color hole. It is very good quality speed cube,Happy cubing.
100% new & original kingcube yj rainbow ball magic cube with plastic case puzzle.
The yj rainbow ball is a ball with 12 holes and 11 balls.
The balls can be moved around using the empty hole, which allows the puzzle to be jumbled. Move all of the balls back into their proper places to solve the rainbow ball puzzle!
Exercises your memory and hands on skills is a perfect educational toy that will keep anyone busy for long periods of time . Best selling fun fidget toys.