Specification
Polyester

M Size Head circumference: Approx.56-58cm/22"-22.83" inch;

L Size Head circumference: Approx.59-60cm/23.22"-23.62" inch;

XL Size Head circumference: Approx.61-63cm/24"-24.8" inch;

XXL Size Head circumference: Approx.62-65 cm/24.4-25.6 inch; 
FABRIC: The cap is made with 100% polyester mesh with a moisture-wicking lining. The hat and brim wick away moisture and provide shade protection to keep the sun out of your eyes and face.
Adjustable and foldable: The size can adjustable according to different person head size. What is more the hat is easy to carry since it can be foldable when you are in travel or in outdoor.