The outdoor fishing cap is made of 85% polyester, which not only has excellent moisture wicking performance, but also combines waterproof coating to keep it dry in rainy or humid environments. The top mesh layer design further improves breathability, keeping the head cool and not stuffy even in hot summers.【 Solar Fan Cap 】 By embedding the fan on both sides of the brim, users can easily handle outdoor activities such as hiking, cycling, or fishing without holding the fan.The wide brimmed hat adopts a dual power fan design, built-in 800mAh large capacity battery, and supports solar and USB charging methods. Under outdoor sunlight, solar panels can automatically charge the battery without worrying about running out of power, which is both environmentally friendly and practical.Three speed regulation to meet the wind power needs of different scenarios. Whether it's the high-speed gear that requires quick cooling or the low-speed gear that pursues long-lasting comfort, it can be easily switched, allowing coolness to occur at will.【 Wide applicability 】 Whether it's daily travel, sports and fitness, or professional outdoor activities such as mountaineering, gardening, golf, agricultural management, etc., this solar fan cap can be your reliable assistant. It can not only bring you a cool and comfortable experience, but also showcase your personality and fashion.