WHERETOGETPAPERPLANES.COM
Wrap a soft tape measure around your head just above your ears and across the middle of your forehead, roughly where a cap's sweatband sits.
Use a soft tape. A tailor's tape. If you only have a rigid one, use a length of string and measure the string afterwards. Put it in the right place.
Hat sizes run in eighths.
Go up. A fraction loose is a hat you wear all day. A fraction tight is a headache by the third hour, and it will not stretch enough to fix.
Snapbacks, truckers, buckets and dad hats are one-size adjustable, so none of this applies to them. Only fitteds are sized. Which New Era fit is which → · Why fitted sizing runs the way it does →
If you are close to a stockist, trying a cap on beats measuring, crown depth and head shape both affect fit in ways a circumference does not capture.
Every shop, address and detail is in the full guide, and the store map covers 21 states.