Ultimate Sun Protection: UPF50+ rating and enlarged brim with wrinkles to block harmful UV rays and provide full coverage for your face.Adjustable and Secure fit: Elastic closure and adjustable sizing to fit head sizes 55-58cm, US size: 6 7/8-7 1/4, keeps the hat in place during outdoor activities.Moisture-wicking and Comfortable: Ice silky sweatband wicks away sweat and keeps your head dry and cool, designed for extended outdoor wear.Versatile and Durable Design: Built-in styling filament maintains the hat’s shape and allows for customization, easy to pack and travel-friendly.Suitable for Any Outdoor Activities: Perfect for beach, golf, tennis, and any other outdoor activities, keeping you stylish and protected under the sun.