USA & Canada

Russian & Germany

UK,Europe&Australia

France

Brazil

Switzerland

Circumference(mm)

5

15.7

0.5J

49

9

49.3

5.25

15.9

K

10

49.9

5.5

16.1

0.5K

11

50.5

5.75

16.3

L

11.75

51

6

16.5

0.5L

51.5

12

12.75

51.8

6.25

16.7

M

52.4

6.5

16.9

0.5M

13

14

53

6.75

17.1

N

53.7

7

17.3

0.5N

54

15

15.25

54.3

7.25

17.5

O

15.5

54.9

7.5

17.7

0.5O

16

16.5

55.6

7.75

18

P

56.5

8

18.2

0.5P

56.5

17

17.75

57.1

8.25

18.4

57.8

8.5

18.6

0.5Q

18

58.4

8.75

18.8

R

19

19

58.9

9

19

0.5R

59

59.6

Note: Our store size is standrad American US size, please take this size chart for reference.