Quote Originally Posted by superfly View Post
Back in the days, contrary to what we are doing now, razors were not maintained by their owners, but were taken to a professional sharpener, or the barber, if he offered that service to be honed.

So, 7 day sets were created for the wealthier gents to use one razor a day, and have them sharpened not that often...

cheers,
Nenad

+1 on that - and it was one neat marketing ploy!