For the care of cracked, rough, nail discolourations, brittle and split toenails and fingernails. Gives the nails shine and helps the nails to smooth and revive. Quickly visible improvements can be achieved within 2-4 weeks. Recommended period of use: approx. 4-12 weeks, Depends on the degree of nail. 3 times a day, every time smear three times on the nail and its contour. 3 boxes is a course of treatment, the effect is obvious after 3 courses.