Men's Footwear
| CA Size |
Foot Length (in) |
Calf Circumference (in) |
Shaft Height (in) |
| 7 |
9.4–9.6 |
13.0–13.5 |
12.0 |
| 8 |
9.8–10.0 |
13.5–14.0 |
12.2 |
| 9 |
10.2–10.4 |
14.0–14.5 |
12.5 |
| 10 |
10.6–10.8 |
14.5–15.0 |
12.8 |
| 11 |
11.0–11.2 |
15.0–15.5 |
13.0 |
Women's Footwear
| CA Size |
Foot Length (in) |
Calf Circumference (in) |
Shaft Height (in) |
| 6 |
8.7–8.9 |
12.0–12.5 |
11.0 |
| 7 |
9.1–9.3 |
12.3–12.8 |
11.2 |
| 8 |
9.5–9.7 |
12.6–13.1 |
11.5 |
| 9 |
9.9–10.1 |
13.0–13.5 |
11.7 |
| 10 |
10.3–10.5 |
13.4–13.9 |
12.0 |
Youth Footwear
| CA Youth Size |
Foot Length (in) |
Calf Circumference (in) |
Shaft Height (in) |
| 3 |
8.0–8.2 |
9.5–10.0 |
7.5 |
| 4 |
8.4–8.6 |
9.8–10.3 |
7.8 |
| 5 |
8.8–9.0 |
10.2–10.7 |
8.0 |
| 6 |
9.2–9.4 |
10.6–11.1 |
8.3 |
Kids Footwear
| CA Kids Size |
Foot Length (in) |
Calf Circumference (in) |
Shaft Height (in) |
| 10 |
6.2–6.4 |
7.0–7.5 |
5.0 |
| 11 |
6.6–6.8 |
7.3–7.8 |
5.2 |
| 12 |
7.0–7.2 |
7.6–8.1 |
5.5 |
| 13 |
7.4–7.6 |
8.0–8.5 |
5.7 |
* All measurements are in inches. Measure bare foot for accurate foot length.
* If you are between sizes, we recommend sizing up for extra toe room.
* Actual fit may vary slightly by shoe style, insole thickness and material stretch.
