| Clue | Source | Date |
|---|---|---|
| Dingy colour almost masking a fabric | The Telegraph Toughie | 16 Dec 2021 |
| It may be in your jeans | New York Times | 25 Sep 2021 |
| Brown cloth backing exterior of elaborate material | The Telegraph Toughie | 24 Sep 2020 |
| Brown and olive almost describes a fabric | The Telegraph Toughie | 30 May 2019 |
| Blue denim | Family Time | 14 May 2018 |
| Blue denim | Newsday | 29 May 2016 |
| 1-Down by another name | ||
| Denim by another name | ||
| Blue denim | ||
| Sturdy denim fabric | ||
| Denim fabric | ||
| Blue denim | ||
| Overall fabric |