Only 0.8 mm thick. It is convenient to work in closed colouring techniques even on the thickest hair.
Two lengths are suitable for working with both short and long hair. The unique trapezoidal shape of the board makes it convenient to work even in the narrowest sections of the distribution. When regular boards no longer fit due to the large number of wrappers in neighbouring areas. Carbon is the strongest and at the same time the lightest material, so it does not cause fatigue.