Size chart

Circumference (mm) UK
14.1 / 44.3 F
14.3 / 44.8 F1/2
14.5 / 45.5 G
14.7 / 46.1 G1/2
14.9 / 46.8 H
15.1 / 47.4 H1/2
15.3 / 48 I
15.5 / 48.7 J
15.7 / 49.3 J1/2
15.9 / 49.9 K
16.1 / 50.6 K1/2
16.3 / 51.2 L
16.5 / 51.8 L1/2
16.7 / 52.5 M
16.9 / 53.1 M1/2
17.1 / 53.8 N
17.3 / 54.4 N1/2
17.5 / 55 O
17.7 / 55.7 O1/2
17.9 / 56.3 P
18.1 / 56.9 P1/2
18.3 / 57.6 Q
18.5 / 58.11 Q1/2
18.8 / 59.06 R
19 / 59.69 R1/2
S
19.4 / 60.94 S1/2
T
19.8 / 62.2 T1/2
20 / 62.83 U
20.2 / 63.46 U1/2
V
20.6 / 64.71 V1/2
W
21 / 65.97 W1/2
X
21.4 / 67.23 X1/2
21.5 / 67.54 Y
21.6 / 67.85 Y1/2
21.8 / 68.48 Z
22.5 / 70.68 Z1/2
Z+1
22.9 / 71.94 Z+2
23.2 / 72.88  Z+3
23.4 / 73.51 Z+4