Gillette's innovation was the thin, inexpensive, disposable blade of stamped steel.

A saw with a disposable blade.

Gillette's particular innovation of safety razors with disposable blades beat out competitors.

Gillette realized that a profit could be made by selling an inexpensive razor with disposable blades.

Consider the safety razor and disposable blades patented by King Gillette in 1895.

The first safety razor using the new disposable blade went on sale in 1903.

The number of times a disposable blade can be used depends on beard coarseness and shaving technique, but the average is about one week.

Customarily, women were as disposable as razor blades.

Instead of being a razor with a disposable blade, the entire razor was manufactured to be disposable.

Others wish to avoid the waste of disposable blades.