| Men's/Unisex | M | L | XL |
| US Men's | 5 - 9 | 8 - 12 | 11 - 15 |
| US Women's | 6 - 10 | 9+ | - |
| EU | 36.5 - 42 | 40.5 - 46 | 44.5 - 50 |
| UK | 4 - 7.5 | 7 - 10.5 | 10 - 14 |
| (cm) | 23 - 27 | 26 - 30 | 29 - 33 |
| Women's | S | M |
| US Women's | 4 - 7 | 7 - 11 |
| EU | 34 - 37 | 37 - 42.5 |
| UK | 1.5 - 4.5 | 4.5 - 8.5 |
| (cm) | 21 - 24 | 24 - 28 |
| Junior | XS | S |
| Womens' USA | 11 - 1 | 2 - 5 |
| EU | 29 - 33.5 | 34 - 38 |
| UK | 10 - 13 | 1 - 4 |
| (cm) | 16 - 19 | 20 - 23 |