MEASURING YOUR HEAD SIZE
You can measuring your head size by placing a flexible measuring tape around your head
approximately one finger´s width (2cm) above the eyebrows.
This will give you the largest circumference of your head.
The measured value represents your headsize in centimetres.

Bandit sizes are:
XS = 54, S = 55/56, M = 57/58, L = 59/60, XL = 61/62, XXL = 63