Vintage Royal Stetson Bowler Hat Vintage Derby Hat JOHN STETSON. Mens Bowler Hat Felted Wool Hat. This is a classic 1920s hat that is in beautiful shape, it comes with the box. See photos Wool Felt, 1920s Hat, Black Fedora, Bowler Hat, Derby Hat, Derby Hats, Felted Wool, Wool Hat, Hats Vintage