Section 11 Textiles and textiles articles 55 Man-made staple fibres 55 11 Yarn (other than sewing thread) of man-made staple fibres, not up for retail sale 55 11 20 Of synthetic fibres, containing less than 85% by weight of such fibres Commodity Code Description 55 11 20 00 Of synthetic fibres, containing less than 85% by weight of such fibres