I have three of these adjustable razors: A 50+ year Gillette Fatboy inherited from my Dad, the Merkur Progress, and the Parker Variant. The Fatboy still shaves well so just goes to show these razors will last more than one generation.
Why? Well because me or my beard seems to get accustomed to a particular razor after a few months and a change is as good as a holiday, and secondly adjustables are great as some parts of your beard area need a more aggressive shave while others a less aggressive shave (an adjustable works well for this).
Watch at Learn About Adjustable Razors 4K
Greetings! In this episode Geofatboy displays and describes many different types of adjustable safety razors with a brief description of each. From collector...