One size fits all: FANSEXPERT solar fan hat features an elastic drawstring at the back to ensure a snug fit for men and women with head sizes ranging from 22" to 25". Weighing only 10.22 ounces (includes 2 fans), it's designed for lightweight, comfortable wear during your outdoor adventures

Dual power: Our solar hat has two built-in 750 mAh battery solar fans, which can be powered by outdoor solar power and charged by USB. Three wind speed adjustment, can be used for 4-8 hours after fully charging

Effective sun protection: This hat with fans solar power features a 4.8-inch wide brim design that fully protects your face and neck, effectively blocking sunlight and making it the best choice for outdoor sun protection

Comfortable & breathable: Eco-flow power hat is made of soft and breathable fabric with a mesh layer on the top that effectively absorbs sweat and dissipates heat, keeping your head cool and breathable for longer

Wide applicable: solar fan hats for men can be worn in your daily life, and also suitable for many outdoor activities, such as mountaineering, gardening, golf, farming, fishing, cycling, traveling and more

Warm Tips: Since the hat has a circle of steel rings, if the goods are deformed upon receipt, you can press it manually to restore it. The fan is composed of 7 soft PVC fan blades and is equipped with a fan protection cover, please do not put your fingers into the fan to avoid unnecessary harm to you