Women love to have long, beautiful, shining and straight looking hair. In order to get this, they try different things, and permanent hair straightening is one of them. Hair straightening is a hair styling technique which involves the flattening and straightening of hair in order to give it a smooth, streamlined, and sleek appearance. Permanent hair straightening removes your wavy curls permanently using chemical treatments to give you straight flowing hair without using a styler daily.