Find your correct size in the size chart below. Using a tape measure, measure the circumference of your head above the brow bone, around the widest part of the back of the head.
in
cm
Size
S
M
L
XL
Head Circumference (in)
up to 21.5
21.5–22.25
22.25–23
23 and up
Size
S
M
L
XL
Head Circumference (cm)
up to 54.5
54.5–56.5
56.5–58.5
58.5 and up
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