5.8 cm x 5.8 cm x 5.8 cm / 2.3 in x 2.3 in x 2.3 in
The DaYan Proffesor Skewb is the evolution of master Skewb. In this version there is a greater number of cuts and a greater number of pieces. Is is also considered a 7x7cube. The cube has turns of 120 degrees around the vertices.