Hilly Sock Size Guide
| Size | Large Part of Calf | Height | Sock Size (UK) | Sock Size (EU) |
| Small | 30-34cm | 25-35cm | 3-5.5 | 35.5-39 |
| Medium | 34-38cm | 30-40cm | 6-8.5 | 39.5-42.5 |
| Large | 38-42cm | 30-40cm | 9-11.5 | 43-46 |
| X-Large | 42-46cm | 40-45cm | 12-13 | 47-48.5 |
| Size | Large Part of Calf | Height | Sock Size (UK) | Sock Size (EU) |
| Small | 30-34cm | 25-35cm | 3-5.5 | 35.5-39 |
| Medium | 34-38cm | 30-40cm | 6-8.5 | 39.5-42.5 |
| Large | 38-42cm | 30-40cm | 9-11.5 | 43-46 |
| X-Large | 42-46cm | 40-45cm | 12-13 | 47-48.5 |