Size guide for mortar board and graduation gown.

Mortar board / Tam Gown
Head circumference (cm) Size Your height (cm) Size
Up to 54 XS Up to 154 42
54 - 56 S 155 - 162 45
56 - 57 M 163 - 170 48
57 - 59 L 171 - 178 51
59 & above XL 179 - 184 54
185 & above 57