Her keen eye found the best hat for your face.
A good example of this is the travel and adventure clothing company that manufactures "the world's best outdoor hat."
Even with my best editorially-post-rationalising hat on, I couldn't quite work out what we were trying to do.
He had on his best hat and robe for the occasion.
She wrote about her experience later: "All four of us spoke to a joint committee wearing our best hats.
The best hats have to be woven in the right conditions and especially humidity.
She got her best hat from the next room to make certain changes in the arrangement of its trimmings.
"All four of us spoke to a joint committee wearing our best hats," she wrote of the experience.
He got out his best tall hat and polished it up.
"Well, your best top hat is ruined," he said, as if that explained it all.