Farmona Radical Dyed Hair, 400 ml, Shampoos for Women, The Farmona Radical Dyed Hair shampoo cleans the scalp effectively, washes hair thoroughly, and restores its natural beauty. Characteristics: prolongs hair colour washes hair and cleans the scalp regenerates and nourishes hair perfumes hair gently How to use: Apply an appropriate amount of shampoo to wet hair. Work up a lather and rinse thoroughly.