Unisex Adult Iowa state colors beanie hat is handmade.
Double knit it is a warm winter cap.
The average adult head circumference is 55cm or 21 3⁄4 for females and 57cm 22 1⁄2 inches for males.
The Iowa State beanie hat is on a manikin that has a head circumference of 21 1/2 inch and you can see it can still stretch a bit more.
So it is considered a standard adult size.
This listing is for one beanie hat.