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
Safety razor and inaccurate". Safety razors originally had an edge protected by a comb patterned on various types of protective guards that had been affixed to open-blade straight razors during the preceding decades. To maintain their cutting action, razors can be stropped using an old piece of jeans. Safety razors are usually made of razor steel which is a low chromium stainless steel which can be made extremely sharp, but corrodes relatively easily. Safety razor life may be extended by drying the blades after use. Salts from human skin also tend to corrode the blades, but washing and carefully drying them can