| Size | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| UK | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 |
| USA | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 |
| European | 39 | 39.5 | 40 | 41 | 42 | 42.5 | 43 | 44 | 44.5 | 45 | 46 |
Nike Challenger mens trainer, For those who want a classic inspiration and modern innovation, there is the Challenger from Nike. Their retro style, avant-garde properties, and stylish profile make this model inspired from vintage running shoes a fashion icon.