The girl presenting this video shows you how to straighten really frizzy, wavy or curly hair. She first shows you how frizzy and curly her hair is. Then to straighten it, first you need to take the middle section of the hair and tie it up so that you can first work on the side hair. Then you should comb the hair on the sides to get rid of the knots and make them free. Then she asks you to have your hair blown with spray, she uses a biolage matrix shine renewal spray. Then she takes a small cluster of hair and uses the flat iron and comb on it alternately to straighten it. You should continue doing the same process for the entire hair. Thus she says that you can straighten your really curly and frizzy hair.