Awasome What Is Single Process Hair Color Ideas. Is your desired hair color an single oder double process color?. If you’re one to two shades from a chocolate brown hue, consider it to be your single.

It is one of the most popular methods of hair coloration, and it is simple to use. Double process is when two processes are done in one service, such as highlights and then. Web single process color and highlights are services that need to be kept up often.