This razor from Parker comes with 3 blade inserts, providing you with 3 levels of blade exposure.
1. Low Blade Exposure: Useful for light beard growth or bulk shave jobs, hot towel shaves, etc. where a lower, more stable blade exposure is needed
2. Medium Blade Exposure: Most all-around usage with moderate blade exposure for many different shaving tasks
3. High Blade Exposure: Useful for more detailed work and shapeups where more visible blade exposure is required