This Hat Is Made Of High-Quality Fabric, Which Is Comfortable, Breathable, Light And Dry. It Has A Sweat-Absorbent Band Inside, Which Can Absorb Sweat And Moisture, And Fits The Head Circumference Well. It Has An Adjustable Magic Buckle Design On The Back, And The Size Of The Cap Circumference Can Be Adjusted Freely. It Is Highly Practical, Can Be Used In All Seasons, And Is Breathable. Hole Design, Not Stuffy, Lightweight, Not Easily Deformed, Easy To Carry, And Does Not Pick On Your Face Shape.