IMO, not at all necessary. I also would never attempt to get 30 shaves from one blade. The moment I feel it tugging, it is doomed. I won't change blades mid-shave, but once I'm done, it's gone.
IMO, not at all necessary. I also would never attempt to get 30 shaves from one blade. The moment I feel it tugging, it is doomed. I won't change blades mid-shave, but once I'm done, it's gone.
