| Clue | Source | Date |
|---|---|---|
| Shoe insert | LA Times Daily | 11 Apr 2025 |
| Shoe insert that reduces bad smells | USA Today | 13 Jul 2023 |
| Shoe insert | New York Times | 21 Jun 2022 |
| Sneaker insert | New York Times | 06 Jan 2021 |
| Loafer liner | Wall Street Journal | 11 Jul 2020 |
| Sneaker insert | USA Today | 30 Mar 2020 |
| Shoe insert | Wall Street Journal | 14 Dec 2019 |
| Sole supporter? | New York Times | 26 Jul 2019 |
| Sole mate? | New York Times | 01 Mar 2019 |
| Sole mate? | ||
| Sole supporter? | ||
| What a pump might hold | Newsday | 16 Dec 2017 |
| Shoe-in? | New York Times | 25 Aug 2017 |
| Shoe-in? | ||
| Shoe insert | ||
| Product associated with the annual Rotten Sneakers Contest | ||
| Shoe insert | ||
| Something good for the sole? | ||
| Shoe insert | ||
| Shoe insert | ||
| Pump insert |