fustian  
noun [ U ] uk/ˈfʌs.ti.ən/ us/ˈfʌs.tʃən/
  (CLOTH)      
 粗斜纹棉布
a thick, rough cotton cloth that lasts for a long time
  About 1577, a certain type of fustian became popular in the city of Genoa.
 It was no hardship to clothe herself in fustian and feed on oats.