This MASTER'S SUN KDRAMA photo contains
fedora, felt hat, homburg, stetson, trilby, dress hat, high hat, opera hat, silk hat, stovepipe, top hat, topper, beaver, porkpie, and porkpie hat.
There might also be
beaver, castor, boater, leghorn, panama, panama hat, sailor, skimmer, straw hat, and campaign hat.