StoneFly Size Chart
Need help determining the right size for you?
Follow these simple steps:
- Place your foot on a sheet of paper,
- Draw a line at the heel and one at the longest toe
- Measure the distance between these two marks exactly
- With the measurement obtained, identify the corresponding size in the reference table below
Women's Size Chart
| INTERNAL FOOT LENGTH (IN CM) | EU | USA | UK |
| 11.17pm | 35 | 4.5 | 2.5 |
| 11.50pm | 35.5 | 5 | |
| 23.84 | 36 | 5.5 | 3.5 |
| 24.17 | 36.5 | 6 | |
| 24.50 | 37 | 6.5 | 4.5 |
| 24.84 | 37.5 | ||
| 25.17 | 38 | 7 | 5 |
| 25.50 | 38.5 | 7.5 | |
| 25.84 | 39 | 8 | 6 |
| 26.17 | 39.5 | ||
| 26.50 | 40 | 8.5 | 6.5 |
| 26.84 | 40.5 | 9 | |
| 27.17 | 41 | 9.5 | 7.5 |
| 27.50 | 41.5 | ||
| 27.83 | 42 | 10 | 8 |
| 28.17 | 42.5 | ||
| 28.50 | 43 | 10.5 | 9 |
Men's Size Chart
| INTERNAL FOOT LENGTH (IN CM) | EU | USA | UK |
| 25.60 | 39 | 7.0 | 6.0 |
| 25.93 | 39.5 | ||
| 26.27 | 40 | 7.5 | 6.5 |
| 26.60 | 40.5 | 8.0 | 7.0 |
| 26.94 | 41 | 8.5 | 7.5 |
| 27.27 | 41.5 | ||
| 27.60 | 42 | 9.0 | 8.0 |
| 27.94 | 42.5 | 9.5 | 8.5 |
| 28.27 | 43 | 10.0 | 9.0 |
| 28.60 | 43.5 | 10.5 | 9.5 |
| 28.94 | 44 | 11.0 | 10.0 |
| 29.27 | 44.5 | ||
| 29.60 | 45 | 11.5 | 10.5 |
| 29.93 | 45.5 | 12.0 | 11.0 |
| 30.27 | 46 | 12.5 | 11.5 |
| 30.60 | 46.5 | ||
| 30.93 | 47 | 13.0 | 12.0 |