XX-Small
26.5inch/68cm - 28.9inch/74cm
22.6inch/58cm - 25inch/64cm
28inch/72cm - 30.4inch/78cm
21inch/54cm
X-Small
28.9inch/74cm - 31.2inch/80cm
25inch/64cm - 27.3inch/70cm
30.4inch/78cm - 32.8inch/84cm
21inch/54cm
Small
31.2inch/80cm - 33.5inch/86cm
27.3inch/70cm - 29.6inch/76cm
32.8inch/84cm - 35.1inch/90cm
21.4inch/55cm
Medium
33.5inch/86cm -35.9inch/92cm
29.6inch/76cm - 32inch/82cm
35.1inch/90cm - 37.4inch/96cm
21.4inch/55cm
Large
35.9inch/92cm - 38.2inch/98cm
32inch/82cm - 34.3inch/88cm
37.4inch/96cm - 39.8inch/102cm
21.8inch/56cm