If you have a round face like Cameron Diaz or Drew Barrymore, “the crown of the hat should never be wider than your cheekbones,” says Inlander. Instead, a hat with lots of height at the crown and a higher brim will help lengthen your face.

Look for hats with a peaked or slanted brim, as well as asymmetrical angles, which will help distract from your facial curves. And “whatever you do, avoid rounded crowns, which will only emphasize the roundness in your face,” says Inlander.

Next: The best hat recommendations for round faces