This Chloe Moretz photo contains
boater, leghorn, panama, panama hat, sailor, skimmer, straw hat, snap brim hat, fedora, felt hat, homburg, stetson, and trilby.
There might also be
dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, and beaver.
Here's an interview with Chloe Grace Moretz about her role as Hit Girl / Mindy Macready in the upcoming big-screen adaptation of the graphic novel Kick-Ass.