Size chart
| Size EU | Inside diameter (mm) | Inside circumference (mm) | Ins. diameter (mm) | Ins. circu. (mm) | Size UK | Size US |
|---|---|---|---|---|---|---|
| 7 | 15 | 47 | H | 4,5 | ||
| 8 | 15,3 | 48 | I | 4,5 | ||
| 9 | 15,6 | 49 | J | 5,0 | ||
| 10 | 15,9 | 50 | K | 5,5 | ||
| 11 | 16,2 | 51 | L | 6,0 | ||
| 12 | 16,6 | 52 | L | 6,5 | ||
| 13 | 16,9 | 53 | M | 6,5 | ||
| 14 | 17,2 | 54 | N | 7,0 | ||
| 15 | 17,5 | 55 | O | 7,5 | ||
| 16 | 17,8 | 56 | O | 8,0 | ||
| 17 | 18,1 | 57 | P | 8,0 | ||
| 18 | 18,4 | 58 | Q | 8,5 | ||
| 19 | 18,8 | 59 | R | 9,0 | ||
| 20 | 19,1 | 60 | S | 9,5 | ||
| 21 | 19,4 | 61 | T | 10,0 | ||
| 22 | 19,7 | 62 | T | 10,0 | ||
| 23 | 20 | 63 | U | 10,5 | ||
| 24 | 20,3 | 64 | V | 11,0 | ||
| 25 | 20,6 | 65 | V | 11,5 | ||
| 26 | 20,9 | 66 | W | 12,0 | ||
| 27 | 21,3 | 67 | X | 12,5 | ||
| 28 | 21,6 | 68 | - | - |