Crocs Unisex Footwear
| Crocs Size | UK | EU | Japan | CM |
| M2/W4 | 2 | 2 | 20 | 21.2 |
| M3/W5 | 3 | 3 | 21 | 22.1 |
| M4/W6 | 3 | 3 | 22 | 22.1 |
| M5/W7 | 4 | 4 | 23 | 22.9 |
| M6/W8 | 5 | 5 | 24 | 23.8 |
| M7/W9 | 6 | 6 | 25 | 24.6 |
| M8/W10 | 7 | 7 | 26 | 25.5 |
| M9/W11 | 8 | 8 | 27 | 26.3 |
| M10/W12 | 9 | 9 | 28 | 27.2 |
| M11 | 10 | 10 | 29 | 28 |
| M12 | 11 | 11 | 30 | 28.8 |
| M13 | 12 | 12 | 31 | 28.7 |
| M14 | 13 | 13 | 32 | - |
| M15 | 14 | 14 | 33 | - |