If the fabric is not bound tightly enough, or the dye is not adequately filtered or sufficiently mixed and stirred, then the finished product will be spotted or discolored, or have the patterns blurred.
而綑綁不夠紮實，染汁過濾不夠乾淨，或是煮染的過程攪拌的不夠，染出來的方巾又會出現染斑或花紋不明顯的瑕疵。