SCHEDULE 1 REGULATION 12 Table 1. Typical Dimensions of Zones of Coverage for Headgear Dimensions XXS mm XS mm S mm M mm L mm XL mm XXL mm B 56 58 63 70 75 75 75 C 81 85 89 97 104 106 108 D 132 136 140 147 155 158 160 E 50 50 50 50 50 50 50 F > 25 > 25 > 25 > 25 > 25 > 25 > 25 G* 25 to 30 25 to 30 25 to 30 25 to 30 25 to 30 25 to 30 25 to 30 *see Ear Aperture section 3.3.2 Figure 1. Typical zones of Coverage for Headgear Sizes are based on the following: Last update: 3 January, 2017 218
World Rugby Handbook
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