this is all i could find.
hard hat
helmet
high hat
homburg
hunting cap
HAT
Some clothing beginning with H are:hathalterhightopshuaracheshiking bootship huggershula skirt
hero
a style of mans hat
A Trilby is narrow brimmed mans hat.
cole
Hat starts with h. Horse starts with h.
Hey! Hi! Hard!
· derby hat
No a mans hat size is measured in inches and is universal to all hats.
H...?
Perhaps...hat.