Nidecker Supermatic Size Chart
| Size | Mondo/Japan | US Youth & Mens | EU | UK |
| Small | 22.0-23.5 | 4.0-5.5 | 35.5-37.5 | 3.0-4.5 |
| Medium | 23.5-26.0 | 5.5-8.0 | 37.5-41.0 | 4.5-7.0 |
| Large | 26.5-28.5 | 8.5-10.5 | 41.5-44.0 | 7.5-9.5 |
| X-Large | 29.0-31.0 | 11.0-13.0 | 44.5-47.0 | 10.0-12.0 |
| Size | Mondo/Japan | US Youth & Mens | EU | UK |
| Small | 22.0-23.5 | 4.0-5.5 | 35.5-37.5 | 3.0-4.5 |
| Medium | 23.5-26.0 | 5.5-8.0 | 37.5-41.0 | 4.5-7.0 |
| Large | 26.5-28.5 | 8.5-10.5 | 41.5-44.0 | 7.5-9.5 |
| X-Large | 29.0-31.0 | 11.0-13.0 | 44.5-47.0 | 10.0-12.0 |