Erence of the head. If you do not like, follow these general guidelines: 3-6 months: circumference = 33-36 cm; tall hat = 15 - 18 cm
6-12 months: circumference = 40-48 cm; hat height = 18 cm
Early childhood: circumference = 46-48 cm; hat height = 20 cm
Child: circumference = 48-51 cm; hat height = 22 cm
Teenagers: circumference = 53-56 cm; hat height = 25 cm
Old Woman: circumference = 55-60 cm; hat height = 28 cm
Adult man: circumference = 58-61 cm; time = hat 28 - 30, cm
The circumference of any hat should be slightly smaller than the head. About 2 cm longer useful. The listed measures are general circumferences head no hat.
