Size cm inch
UK/US Length Width Length Width
S 47.3 56 18 ⅝ 22
M 49.2 59.7 19 ⅜ 23 ½
L 54.3 64.8 21 ⅜ 25 ½
XL 56.2 70 22 ⅛ 27 ½
2XL 58 75 22 ⅞ 29 ½