Use this Crocs adult size chart to compare heel-to-toe length with US, UK, EU, Japan, and Korea sizes. For the best fit, measure both feet at the end of the day and compare your foot length to the chart below.
Crocs adult size chart
| Size Type | 7 5/8″ | 8″ | 8 3/8″ | 8 5/8″ | 9″ | 9 3/8″ | 9 5/8″ | 10″ | 10 3/8″ | 10 5/8″ | 11″ | 11 3/8″ | 11 5/8″ | 12″ | 12 3/8″ | 12 5/8″ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| US - Women | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| US - Men | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| UK - Women | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| UK - Men | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| EU | 33-34 | 34-35 | 36-37 | 37-38 | 38-39 | 39-40 | 41-42 | 42-43 | 43-44 | 45-46 | 46-47 | 48-49 | 49-50 | 50-51 | 51-52 | 52-53 |
| Japan | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 |
| Korea | 210mm | 220mm | 230mm | 240mm | 250mm | 260mm | 270mm | 280mm | 290mm | 300mm | 310mm | 320mm | 330mm | 340mm | 350mm | 360mm |