Crumble 10 aspirin tablets or Ando into fine powder and mix them with 70% alcohol and leave it for 2 days. After soak the prepared liquid into cotton wool and place it on the fat skin on your feet. Wrap it with foil and fix it well. This procedure should be repeated for 10 days and then remove the wool and wash your feet. After a while you will notice big difference, your feet will become soft, groomed and ready for your favorite sandals.