The 4x4x4 cube that Eastsheen delicately designed can let you turn the cube with ease, you can also feel how smooth it is. Furthermore, it is not merely a challenging 4x4x4 cube that you see, it is also a “DIY” cube. With 6 screws, 8 different parts and 123 small components in total, you don’t have to worry about not being able to solve it because you can disassemble it and put it back together all by yourself!