XXS (head circumferences 35 - 38 cm), newborn
XS (head circumferences 39 - 41 cm), 0 - 4 M
S (head circumferences 43 - 45 cm), 4 - 9 M
M (head circumferences 46 - 48 cm), 9 - 18 M
L (head circumferences 49 - 51cm), 1,5 - 3 Y
XL (head circumferences 52 - 53 cm), 3 - 5 Y
Always choose the right size according to your child's head circumference, the age range is only a guide. Read more about choosing the right size in our size guide.