Straight razor King C. Gillette: a double-edged safety razor with replaceable blades. These new safety razors did not require any serious tutelage to use. The blades were extremely hard to sharpen, and were meant to be thrown away after one use, and rusted quickly if not discarded. They also required a smaller initial investment, although they cost more over time. Despite its long-term advantages, the straight razor lost significant market share. As shaving became less intimidating and men began to shave themselves more, the demand for barbers providing straight razor shaves decreased. Since 2012, production of straight razors has increased multifold. Straight
Razor Much of the competition was based on designing blades that would fit only one style of razor until the blade shape was standardized by the inclusion of a multi-faceted central channel to the blade which would accommodate the various designs of blade securing systems; e.g. three pins, a slender metal bar, etc. Even today, these various securing forms still persist in their variety in DE razors, all accepting the same universal blade design. Exploiting the same razor and blades business model as pioneered in the early 20th century, cartridge razors were developed in the 1960s and are now the most