Lightweight and Breathable: The Practical yet lightweight nylon construction ensures comfortable extended wear without heaviness Ideal for outdoor workers and sports enthusiasts who need comfort during prolonged use Portable Foldable Design: Folded and rolled up for storage in bags without taking much space Whether commuting or traveling, this versatile hat provides protections whenever you need it Sun Protections: Craft from nylon for sun protections Perfect for beach vacations or city strolls Adjustable Neck Cover: Wide brims and neck flap that provides sun protections when needed Great for cycling, hiking and other outdoor activities, offering full coverage against sunlight USB / Solar Charging: Built in solar powered fan automatically activates cooling function to combat summers heat during outdoor activities like fishing, camping or walking Three wind speeds settings, stay comfortable in hot weather with this innovative hat design