Hair straightening is a hair styling technique used since the 1890s involving the flattening and straightening of hair in order to give it a smooth, streamlined, and 'sleek' appearance.
It became very popular among black males and females of all races, during the 1950s, the former group because black men wanted to have the very popular and stylish greaser look, either that or wearing Afros. It is accomplished using a hair iron or hot comb, chemical relaxers, Japanese hair straightening, or Brazilian hair straightening. In addition, some shampoos, conditioners, and hair gels can help to make hair temporarily straight. The process is often called rebonding in some countries from Southeast Asia .
