WuShuang M 5x5 is the mass-produced, factory assembled puzzle from QiYi Toys.The magnetization service was performed manually by the QiYi Toy's cube manufacturers.
The WuShuang M 5x5 is packaged inside the original WuShuang 5x5 box, and it comes with all of the original WuShuang materials but with the cube pre-assembled with magnets.
