Razor razors were the most common form of shaving before the 20th century and remained common in many countries until the 1950s. Barbers were specially trained to give customers a thorough and quick shave, and a collection of straight razors ready for use was a common sight in most barbershops. Barbers still have them, but they use them less often. Straight razors eventually fell out of fashion. Their first challenger was manufactured by King C. Gillette: a double-edged safety razor with replaceable blades. Gillette's idea was the use of the "loss leader" concept, in which the razors were sold at a
Rolls Razor by Quistclose Investments This was a landmark case which created the concept known as a Quistclose trust. Manufacture continued with machines built by the engineering company Tallent (who built the company's dishwashers), who re-branded them as such briefly, but by 1965 the machines were marketed as Colstons before the appliance division of Tallent was taken over by the Italian firm Ariston in 1979. Rolls Razor Rolls Razor Limited was a British company known first for its manufacture of a sophisticated safety-razor and later, under new ownership, an "affordable" twin-tub washing machine. The eponymous product was a sophisticated safety-razor which promoted