In 1909, Isaac K. Shero patented the first hair straightener composed of two flat irons that are heated and pressed together. Ceramic and electrical straighteners were introduced later, allowing adjustment of heat settings and straightener size.

When did hair straightening become popular?

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 during the 1950s among black males and females of all races.

When was hair straighteners invented?

Iron Rods. When were hair straighteners invented? It was in 1872 when French hairstylist named Marcel Grateau invented the first hair straightener in his Parisian salon. It was the late 19th century, a time when people were fascinated with women's beauty, which is one of the reasons why he created a hair iron.