Safety razor be a generic category of their own and not a variety of safety razor. The similarities between single-edge cartridge blade razors and the classic injector razor do, however, provide equal justification for treating both categories contiguously. In 1974 Bic introduced the disposable razor. Instead of being a razor with a disposable blade, the entire razor was manufactured to be disposable. Gillette's response was the Good News disposable razor which was launched on the US market in 1976 before the Bic disposable was made available on that market. Shortly thereafter, Gillette modified the Good News construction to add an aloe strip
Straight razor curved lower part of the main blade from the shank to the cutting edge is called the "shoulder". The point where the shoulder joins the cutting edge is called the "heel". The endpoint of the cutting edge at the front of the blade, opposite to the "heel", is called the "toe". A thick strip of metal running transversely at the junction where the main blade attaches to the shank is called the "stabiliser". The stabiliser can be double, single, or can be absent in some razor models. The first stabiliser is usually very narrow and thicker and runs at the