LeFun 2x3x3 Column Cube 

LeFun 2x3x3 Column Magic Cube (Double Layer Color) is the flagship cube in the 2x3x3 category by LeFun. This cube has a unique cylindrical circle design which makes it different from the others. This cube comes in the Double Layer Color Base which gives it an attractive look. This cube is specially designed to help you improve your concentration. Its body structure is solid and sturdy.