DonJoy Stabilizing PRO Ankle Brace

x = 0 = XXS

9" - 10" (23 - 25 cm)

XXS

x = 1 = XS

10" - 11" (25 - 28 cm)

XS

x = 2 = S

11" - 12" (28 - 30 cm)

S

x = 3 = M

12" - 13" (30 - 33 cm)

M

x = 4 = L

13" - 14" (33 - 36 cm)

L

x = 5 = XL

14" - 15" (36 - 38 cm)

XL

x = 6 = XXL

15" - 16" (38 - 41 cm)

XXL

x = 7 = XXXL

16" - 17" (41 - 43 cm)

XXXL