US hat size guide
Find your US hat size
Wrap a measuring tape around the widest part of your head, two fingers above your eyebrows and ears. Keep it snug without tightening it. Match your head measurement to the US hat size below, such as 7 1/4. If you fall between sizes, choose the next size up. US hat sizes are not the same as head circumference in inches. The circumference values below are approximate. Availability depends on the model and selected variant.
| US hat size | Head circumference (in) | Head circumference (cm) |
|---|---|---|
| 6 3/4 | 21.26 in | 54 cm |
| 6 7/8 | 21.65 in | 55 cm |
| 7 | 22.05 in | 56 cm |
| 7 1/8 | 22.44 in | 57 cm |
| 7 1/4 | 22.83 in | 58 cm |
| 7 3/8 | 23.23 in | 59 cm |
| 7 1/2 | 23.62 in | 60 cm |
| 7 5/8 | 24.02 in | 61 cm |
| 7 3/4 | 24.41 in | 62 cm |
| 7 7/8 | 24.8 in | 63 cm |
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