Young Girl With Light Colored Hair

These can be applied by the following methods:
Foiling, where pieces of foil or plastic film are used to separate off the hair to be colored; especially when applying more than one color.
Cap, when a plastic cap is placed tight on the head and strands are pulled through with a hook.
Balayage, where hair color is painted directly onto sections of the hair with no foils used to keep the color contained.