Section 11 Textiles and textile articles 55 Man-made staple fibres 55 13 Woven fabrics of synthetic staple fibres, containing less than 85 % by weight of such fibres, mixed mainly or solely with cotton, of a weight not exceeding 170 g/m². 55 13 12 3-thread or 4-thread twill, including cross twill, of polyester staple fibres Commodity Code Description 55 13 12 00 3-thread or 4-thread twill, including cross twill, of polyester staple fibres