As Japanese hair straightening utilizes a chemical system to reshape the hair, it could bring about problems in coloured hair. Tomoyuki claims that People with lightened hair higher than level five (dyed blonde and bleached hair) won't gain from the procedure, but this goes for hair that has been dyed https://hairstraighteninginjapan99097.blogitright.com/17297079/5-simple-techniques-for-how-much-does-japanese-hair-straightening-cost-in-japan