Classic Fit
Our existing, classic fit. Runners who value comfort, consistency, and access may prefer shoes with our universal fit. Our classic fit hugs your foot and blends flexibility and structure. It is built off a unique foot form and includes plush comfort, engineered support, and it accommodates multiple foot shapes through foam, laces, tongue, and eyestays.
Stealth Fit
Runners who value performance, innovation, and authenticity may prefer our shoes with StealthFit. This sleek, closer-to-foot fit is designed to wrap your foot and adapt to the way you move thanks to a combination of stretch and compression. It is built off a unique foot form and includes streamlined comfort, integrated fit solutions, and it adapts to multiple foot shapes through stretch.
Shoe size comparison
| All Gender US | Women's US | Men's US | UK | Europe |
|---|---|---|---|---|
| 5 | 6.5 | 5 | 4 | 37.5 |
| 5.5 | 7 | 5.5 | 4.5 | 38 |
| 6 | 7.5 | 6 | 5 | 38.5 |
| 6.5 | 8 | 6.5 | 5.5 | 39 |
| 7 | 8.5 | 7 | 6 | 40 |
| 7.5 | 9 | 7.5 | 6.5 | 40.5 |
| 8 | 9.5 | 8 | 7 | 41 |
| 8.5 | 10 | 8.5 | 7.5 | 42 |
| 9 | 10.5 | 9 | 8 | 42.5 |
| 9.5 | 11 | 9.5 | 8.5 | 43 |
| 10 | 11.5 | 10 | 9 | 44 |
| 10.5 | 12 | 10.5 | 9.5 | 44.5 |
| 11 | 12.5 | 11 | 10 | 45 |
| 11.5 | 13 | 11.5 | 10.5 | 45.5 |
| 12 | 13.5 | 12 | 11 | 46 |
| 12.5 | 14 | 12.5 | 11.5 | 46.5 |
| 13 | 14.5 | 13 | 12 | 47.5 |
| 14 | 15.5 | 14 | 13 | 48.5 |
| 15 | 16.5 | 15 | 14 | 49.5 |
| 16 | 17.5 | 16 | 15 | 50.5 |
Shoe width comparison
| All gender | Men's | Women's | |
|---|---|---|---|
| Narrow | B | B | 2A |
| Medium | D | D | B |
| Wide | 2E | 2E | D |
| Extra Wide | 4E | 4E | 2E |