Chemical Hair Straightening Prices How Can I Perform Chemical Hair Relaxing And Keratin Treatment In The Same Time?

How can I perform chemical hair relaxing and keratin treatment in the same time? - chemical hair straightening prices

I know that if the hair is very thick virgin, I have before the use of chemical treatment of the Brazilian Keratin rest. Can a body tell me how step by step? relax, including a neutralizing shampoo Neede chemical hair while clarifying shampoo is necessary for the treatment of keratin.