How to Measure for Size:
- Measure length of foot in centimeters from heel to big toe
- If measurement falls between two sizes, Sidi suggests choosing the larger of the two sizes and adjusting fit with insoles
Size (Sidi) | US Men | US Women | Length (cm) |
36 | 3.3 | 4.8 | 22cm |
37 | 4.1 | 5.6 | 22.7cm |
38 | 4.9 | 6.4 | 23.3cm |
39 | 5.7 | 7.2 | 24cm |
40 | 6.4 | 7.9 | 24.7cm |
41 | 7.1 | 8.6 | 25.3cm |
42 | 8 | 9.5 | 26cm |
43 | 8.8 | 10.3 | 26.7cm |
44 | 9.6 | - | 27.3cm |
45 | 10.4 | - | 28cm |
46 | 11.2 | 28.7cm | |
47 | 11.9 | - | 29.3cm |
48 | 12.7 | - | 30cm |
49 | 13.5 | - | 30.7cm |
50 | 14.3 | - | 31.3 |
Note: All sizing information is provided by the manufacturer and may vary depending on how measurements are acquired for rider shoe size.