text: It includes a long , pleated skirt of homespun wool , either black or white ; an apron with complicated patterns ; a fine silk , long-tasselled shawl over the shoulders ; and a big lace mantilla over the head , with hair braided down the back , sometimes tied by a schoolgirl ribbon .
  
  ###
  
  You can 't cut your hair because it has to be at least 18 inches long .