Visible, isolable fibres which are purely decorative and do not exceed 7 % of the weight of the finished product do not have to be taken into account in the fibre compositions provided for in Articles 7 and 9.

Metallic fibres and other fibres which are incorporated in order to obtain an antistatic effect and which do not exceed 2 % of the weight of the finished product do not have to be taken into account in the fibre compositions provided for in Articles 7 and 9.

In the case of the products referred to in Article 9(3), the percentages provided for in paragraphs 1 and 2 of this Article shall be calculated on the weight of the warp and that of the weft separately.