Size Chart
                                  Suggested by the seller. Only intended to be used as a refrence. Fit may vary depending on materials and manufacturer.
                              
                                      
                              
                                  
                                      
                                          | 
                                              United States & Canada
                                           | 
                                          
                                              UK, Europe & Australia
                                           | 
                                          
                                              CN/SG/JP
                                           | 
                                          
                                              HK
                                           | 
                                          
                                              Switzerland
                                           | 
                                          
                                              Circumference(mm)
                                           | 
                                      
                                  
                                  
                                          
                                              | 5 | 
                                              0.5J | 
                                              9 | 
                                              11 | 
                                                | 
                                              49 | 
                                          
                                          
                                              | 6 | 
                                              0.5L | 
                                              11 | 
                                              13 | 
                                              12.75 | 
                                              52 | 
                                          
                                          
                                              | 7 | 
                                              0.5N | 
                                              14 | 
                                              16 | 
                                              15.25 | 
                                              54.5 | 
                                          
                                          
                                              | 8 | 
                                              0.5P | 
                                              16 | 
                                               | 
                                              17.75 | 
                                              57 | 
                                          
                                          
                                              | 9 | 
                                              0.5R | 
                                              18 | 
                                              20.5 | 
                                                | 
                                              59 | 
                                          
                                          
                                              | 10 | 
                                              0.5T | 
                                              20 | 
                                              23 | 
                                                | 
                                              62 | 
                                          
                                          
                                              | 11 | 
                                              0.5V | 
                                              23 | 
                                              25 | 
                                                | 
                                              64.5 | 
                                          
                                          
                                              | 12 | 
                                              0.4X | 
                                              25 | 
                                              27.75 | 
                                              27.5 | 
                                              67.5 |