Unisex Solar Fan Baseball Cap USB Rechargeable Cooling Sun Protection Mesh Hat for Summer Travel Outdoor Leisure Sports

【Dual Power Supply: Solar + USB】This rechargeable solar fan baseball cap combines a high-efficiency solar panel with USB charging technology, ensuring continuous cooling during outdoor activities. Whether you're hiking under the scorching sun or strolling through lively streets, it keeps your head dry and comfortable. 【Full Sun Protection & Breathable】The extended brim with breathable mesh design covers your face and neck from UV rays while allowing exceptional ventilation to prevent stuffiness, making it perfect for hot summer days. 【Lightweight Unisex Design】Weighing only XX grams (please fill in actual weight), this cap contours to the head shape for reduced wind resistance and weight. The adjustable buckle ensures a secure fit for various head sizes. 【Versatile Application】Suitable for summer travel, outdoor sports, fishing, running, daily commuting, and more. Solar charging extends usage outdoors, while USB charging makes it convenient indoors or at night. 【Eco-Friendly & Practical】Eliminate frequent battery changes with renewable solar power, and enjoy water-resistant materials for light rain protection. An ideal choice for summer adventures and outdoor enthusiasts.