-UPF50+ Sun Protection & Wide Brim Design: This men's sun hat features a wide brim and UPF50+ UV protection, effectively blocking harmful sunlight. Made of breathable polyester fabric with a removable face cover, it provides full coverage for outdoor use. -One Cooling Fans & Ventilated Design: Built with 1 high-efficiency fans on both sides and breathable mesh panels, enhancing air circulation to keep your head cool and dry. Comfortable for all-day wear without stuffiness. -Dual Power Supply & 3 Speed Adjustable: Supports both solar charging and USB charging, powered by a 300mAh rechargeable lithium battery. With 3 adjustable wind speeds, it only takes 3 hours to fully charge and runs up to 3 hours. -Sturdy & Lightweight Material: Solar fan hat body made of durable polyester; fan and solar panel shell constructed with high-strength ABS material, lightweight, drop-resistant and long-lasting for daily outdoor use. -Perfect for Various Outdoor Activities: Ideal for fishing, hiking, gardening, golf, farming, cycling, traveling and other outdoor scenes, a practical and cool sun hat for men. Name: Solar Fan Cap Material: polyester Head circumference: 54-59 cm(21.26-23.23 in) Color: As shown in the figure Battery capacity: 300mAh Charging time: 3 hours Usage time: 3 hours Power supply method: Solar energy, USB Applicable Occasions:Spring, autumn, summer Package Includes: 1pc x Solar Fan Hat Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2. Please allow slight measuring deviation due to manual measurement.