Chapter Knitted or Crocheted Fabrics 60 60.01 A change to this heading No. from any other heading No.; or A change to fabric of this heading No., impregnated, coated, covered or laminated with rubber, plastics or other substances, from other fabric of heading No. 60.01, provided that the impregnation, coating, covering or lamination accounts for at least 20 per cent of the total weight of the fabr