A lightweight, woven sun hat protects your face from harmful rays, hides grown-out roots and masks a bad hair day — all while letting the breeze blow through for all-day cool! Find the best sun hat for your face shape below.

Face Shape: Heart

How to measure: The width of your forehead from temple to temple is longer than the width of your jaw from ear to ear.

Face Shape: Long

How to measure: The length from hairline to chin divided by three is shorter than the length from the tip of your nose to the bottom of your chin.

Face Shape: Square

How to measure: The width of your forehead from temple to temple is equal to the width of your jawline from ear to ear.

Face Shape: Round

How to measure: The length from your hairline to your chin divided by three is longer than the length from the tip of your nose to the bottom of your chin.

This story originally appeared in our print magazine.