Explanatory notes
… writing‑cases, pen‑cases, ticket‑cases, needle‑cases, key‑cases, cigar‑cases, pipe‑cases, tool and jewellery … or synthetic rubber which is invisible to the naked eye (usually less than 0.15 mm in thickness), to protect the … spectacle cases, note‑cases (bill‑folds), wallets, purses, key‑cases, cigarette‑cases, cigar‑cases, pipe‑cases and …