This solar fan outdoor hat features a wide brim with two built-in mini fans (5000 rpm motor, 7 blades each) and 3 adjustable wind speeds to cool your face or back. Made of nylon/polyester and EVA with breathable mesh for moisture wicking and a water-repellent treatment. Offers two charging methods: USB charging or solar panel charging. Suitable for fishing, gardening, cycling, travel, and other outdoor activities. Hand wash recommended; the folded brim will restore its shape with a damp cloth or gentle ironing | Anysun | | Wide Brim Sun Hat with 2 Solar Fans | Waterproof & Breathable Bucket Hat for Men/Women, Outdoor Fishing & Hiking | Khaki | Best Buy