Size Chart Suggested by the seller. Only intended to be used as a reference. Fit may vary depending on materials and manufacturer.
United States & CanadaUK, Europe & AustraliaCN/SG/JPHKSwitzerlandCircumference(mm)
50.5J91149.3
60.5L111312.7551.9
70.5N141615.2554.4
80.5P1617.7557
90.5R1820.559.5
100.5T202362.1
110.5V232564.5
How to Measure
To choose the correct size, measure as follows.