Subject to the following provisions of this Order, knitting yarns shall be pre-packed only in one of the following quantities by net weight in grams, that is to say— 10, 25, 50, 100, 150, 200, 250, 300, 350, 400, 450, 500, 1000.

The quantities prescribed in paragraph (1) above shall be the sum of the anhydrous mass of the yarn and the appropriate recovery factor specified in Schedule 3 to the Textile Products (Indications of Fibre Content) Regulations 19862.

There shall be exempted from the requirements of paragraph (1) above Knitting yarn pre-packed in Great Britain or imported pre-packed into Great Britain before 1st January 1990.