I don't think you gave it enough practice, I have been using a double edge for years and shave faster than I did with cartridge because I only need one pass. F

I don't think you gave it enough practice, I have been using a double edge for years and shave faster than I did with cartridge because I only need one pass. Feather blades and olive oil are the only thing I use. Also double edges were originally called safety razors for a reason.