I found this. Doesn't sound too hard......?
No it doesn't!  Has anyone tried it?
 I think that point 6 uses very few words to describe a whole lot of work  
 
  To get your skin soft and supple it needs to be 'worked' and worked and not allowed to get crispy.  I think there are various ways to do this, including using a rounded stone, but I haven't done it myself