brim
a party hat has i edge which is the top
Known as the brim
I would call it a hard hat
The Bowler and the Derby is the same hat. The British call the hat a Bowler. The Americans call the hat a Derby.
A "top hat" is a type of hat that is often associated with magicians, so in this case, you would call it a "sitting top hat."
A Panama hat.
It's called a homburg hat
rizal wears a bowler hat.
edges
a bandana?
Cap
Fez