Sizing Chart

Inside Circumference
US, Canada,
Mexico
UK, Australia, Ireland, New Zealand, South Africa
France
Germany, Russia,
Ukraine, Asia
India, China, Japan, South
America, Turkey, Israel
Italy, Spain, Netherlands,
Switzerland
IN
MM
1.74
44.2
3
F
44
14
4
4
1.77
44.8
3.25
F 1/2
44.625
14.25
---
4.625
1.79
45.5
3.5
G
45.25
14.5
5
5.25
1.82
46.1
3.75
G 1/2
45.875
14.75
6
5.875
1.84
46.8
4
H
46.5
15
7
6.5
1.87
47.4
4.25
H 1/2
47.125
15.25
---
7.125
1.89
48
4.5
I
47.75
15.5
8
7.75
1.92
48.7
4.75
J
48.375
---
---
8.375
1.94
49.3
5
J 1/2
49
15.75
9
9
1.97
50
5.25
K
49.625
16
---
9.625
1.99
50.6
5.5
K 1/2
50.25
16.25
10
10.25
2.02
51.2
5.75
L
50.875
---
11
10.875
2.04
51.9
6
L 1/2
51.5
16.5
12
11.5
2.07
52.5
6.25
M
52.125
16.75
---
12.125
2.09
53.1
6.5
M 1/2
52.75
17
13
12.75
2.12
53.8
6.75
N
53.375
---
---
13.375
2.14
54.4
7
N 1/2
54
17.25
14
14
2.17
55.1
7.25
O
54.625
17.5
---
14.625
2.19
55.7
7.5
O 1/2
55.25
17.75
15
15.25
2.22
56.3
7.75
P
55.875
---
---
15.875
2.24
57
8
P 1/2
56.5
18
16
16.5
2.27
57.6
8.25
Q
57.125
18.25
---
7.125
2.29
58.3
8.5
Q 1/2
57.75
18.5
17
17.75
2.32
58.9
8.75
R
58.375
18.75
---
18.375
2.34
59.5
9
R 1/2
59
19
18
19
2.37
60.2
9.25
S
59.625
19.25
---
19.625
2.39
60.8
9.5
S 1/2
60.25
19.5
19
20.25
2.42
61.4
9.75
T
60.875
19.75
---
20.875
2.44
62.1
10
T 1/2
61.5
20
20
21.25
2.47
62.7
10.25
U
62.125
20.25
21
22.125
2.49
63.4
10.5
U 1/2
62.75
20.5
22
22.75
2.52
64
10.75
V
63.375
---
---
23.375
2.54
64.6
11
V 1/2
64
20.75
23
24
2.57
65.3
11.25
W
64.625
---
---
24.625
2.59
65.9
11.5
W 1/2
65.25
21
24
25.25
2.62
66.6
11.75
X
65.875
---
---
25.875
2.65
67.2
12
X 1/2
66.5
21.25
25
26.5
2.68
68.1
12.25
Y
67.125
21.5
---
27.125
2.71
68.5
12.5
Z
67.75
21.75
26
27.75
2.72
69.1
12.75
Z 1/2
68.375
---
---
28.375
2.75
69.7
13
---
69
22
27
29