wrap a soft measuring tape around your head about 1 cm / 0.5 inch above your eyebrows and ears
keep it level and snug (but not too tight)
no measuring tape tape?
you can also use a string, mark it, + measure it against a ruler
wrap a soft measuring tape around your head about 1 cm / 0.5 inch above your eyebrows and ears
keep it level and snug (but not too tight)
no measuring tape tape?
you can also use a string, mark it, + measure it against a ruler