The sombrero is a fav of hazza but he aslo likes the beret.
The characters wear normal "muggle" clothes, wizard's robes (often bright colored), black Hogwarts robes, and pointed hats.
A frog
Get all the golden hats, to unlock new characters including Prof.Trewlaney
Yes you will be able to get a large selection of Harry Potter items at Amazon. Some of these are cake toppers, napkins, sorting hats, balloons and cups.
Some great items for a Harry Potter party would me magic sticks and wizard hats. I could not imagine one without these two items.
Anywhere where they sell animal hats but if you want the real one they sell some on eBay too hope I helped!! 
Sorry I can't tell you all of them, but I recall one is in a trash can. Try blowing them all up.
umm well its not a test its the sortng hats, you put the hat on the hat says the name of your house
There were countless types and styles of hats worn by Chinese emperors, including helmets, coronets, and of course, the royal crown.
In men's hats the style that sell is really the baseball cap with any team on in. In western hats it's the Stetson.
Variety and fashion. There are many types of fur hats available to women. Women's hats include beret, pill box and cassock styles, as well as original designs. Men's fur hats tend toward the classic styles including as Russian Trooper and bomber styles. Many women wear the Russian trooper and bomber styles too! For more information: http://www.therussianstore.com/fur-hats.html
One can purchase flat bill hats on websites such as eBay, amazon, customplanet, etc. The stores sell a variety of styles of flat bill hats so customers can choose their preferred styles.