MULTI LAYERED SELF ADHESIVE SHEETING. IT IS USED IN THE MANUFACTURE OF ROAD SAFETY SIGNS THE SHEETING CONSISTS OF POLYMETHYLMETHACYLATE, GLASS BEADS, A LAYER OF ALUMINIUM AND SELF ADHESIVE LAYER. THE POLYMETHYLMETHACRYLATE PREDOMINATES BY WEIGHT OVER EACH OF THE OTHER INDIVIDUAL LAYERS. THE SHEETING IS PRESENTED IN ROLLS OF A WIDTH EXCEEDING 20CM, IN VARIOUS COLOURS.

GENERAL INTERPRETATIVE RULES 1 AND 6 NOTES TO CHAPTER 39 HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 3919