The YuXin Hays 7x7 M is one of the best performing 7x7 on the market. This version is the magnetic version of the normal Hays 7x7. The additional magnets helps aligning the cube and performs better overall.
It features a clipping center cap design, specialized core design with wider adjustment space, rounded piece designs, low-friction groove on edge pieces. The size of this 7x7 speedcube is only 67.5mm wide.