Small (S)
- Upper Calf: 9.4-10.6" (24-27cm)
- Lower Calf: 6.3-7.5" (16-19cm)
Medium (M)
- Upper Calf: 9.8-11.8" (25-30cm)
- Lower Calf: 6.7-7.9" (17-20cm)
Large (L)
- Upper Calf: 10.2-11.8" (26-30cm)
- Lower Calf: 7.1-8.3" (18-21cm)
Extra Large (XL)
- Upper Calf: 11.8-15" (30-38cm)
- Lower Calf: 7.9-9.1" (20-23cm)
Double Extra Large (2XL)
- Upper Calf: 15.4-17.7" (39-45cm)
- Lower Calf: 8.7-9.8" (22-25cm)