To make hair smoother and straighter.
The solution is then blow-dried and sealed with a flat iron, and the results can last anywhere from three to six months.
keratin treatments are still distinctively different and best.
Who have frizzy hair and want long-term straight and smooth hair.
The chemicals with keratin are a little less harmful than those found with other
straightening treatments, like a relaxing treatment, which is very harsh.
.