Explanatory notes
… discs and rings), of unvulcanised rubber. 4006.10 ‑ “Camel‑back” strips for retreading rubber tyres 4006.90 ‑ Other … and strip of unvulcanised rubber, worked otherwise than by surface‑working or cut to shapes other than rectangular … tapes, whatever the supporting material (classification according to that material, e.g., heading 39.19 , 40.08 , …