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Standard Adult sizes are displayed in the following format:
Height > Bridge > Temple
55mm - 19mm - 143mm
Width 145mm
All product measurements are show in millimetres (mm). Sizes range from 135mm to 145mm in width (temple to template) and based on standard adult measurements. 
For more information or to get a size check, please get in touch with our team and we will be more than happy to assist you.