The purpose, use and effects of a range of temporary, semi permanent and permanent colouring and lightening products. To know the basic structure of the hair, to include the three layers of the hair. To understand main factors that influence the choice of colouring products and method of application such as the individual's hair and scalp condition, adverse scalp and hair conditions, skin colour, natural hair colour, fashion trends and the desired finish.

Produced by the Stem Alliance