Measurment: S/M( 6 3/4/ - 7 1/8) or L/XL( 7 1/4/ - 7 5/8), Brim: 2u0026#34; Height: 4u0026#34;nInterior sweatband and fitted back for a comfortable fitnOpen mesh on the cap dissipates heatnLightweight and completely ventilatednCool, Thin, and soft materialnClassic Unisex Summer Flat Mesh Crochet Vented Flat Visor Golf Ivy Driver Cabby Cap Hat Great for Men u0026 Teens. Summer and Spring, blank, plain, solid color, seamless,vent air light weight iconic look that never goes out of style. Interior foam on flat bill visor for support. Interior sweatband and clean fitted back. Medium stiff brim. Perfect for hot weather to keep harmful sun and UV rays out of your face. Great for everyday wear, will this be your next favorite hat? Will compliment any outfit. Mix and match with your existing wardrobe. Great for vacations and outdoor activities. A must have in every wardrobe. Make a great gift, individually poly bagged.