By means of their U-shaped section, along with their non-cutting Radial Land, profile instruments, which have been prevailing in the market since the year 1996, provide maximum security. The numerous taper designs of ProFile® are characterized by tapers from 2% to 8%. This results in treating the three canal thirds successively, by making use of the crown-down technique. Soft canal shaping, mostly in the apical third, is facilitated by the flexible nature of the finishing files.