XX – Small

Imperial 6 1/8 to 6 1/4 | Metric 50 to 51 cms

X – Small

Imperial 6 3/8 to 6 1/2 | Metric 52 to 53 cms

Small

Imperial 6 5/8 to 6 3/4 | Metric 54 to 55 cms

Medium

Imperial 6 7/8 fo 7 | metric 56 to 57 cms

Large

Imperial 7 1/8 to 7 1/4 | Metric 58 to 59 cms

X – Large

Imperial 7 3/8 to 7 1/2 | Metric 60 to 61 cms

XX – Large

Imperial 7 5/8 to 7 3/4 | Metric 62 to 63 cms