She captioned the snap: “I love a #fedora! All the best for the #heat and keep the #sun off your face!”
Many social media users used the comments to compliment the star.
Tom_boy_toy said: “Beautiful, Eternally Fabulous as always.”
Princess_lynzels added: “You still got it Joan!”
Christine_anne_garstin commented, “They were invented for you Joan. You always look great in one.”