Description: Quality Material: This Cooling Fan Hat is made of quality PPC material, which is breathable and comfortable, ensuring long term use.Three Speed Adjustment: The Sun Visor Cap features three adjustable wind speeds. You can adjust it according to your needs and environment.Summer Hat: This Empty Top Sport Hat has a wide brim of 11cm, which can help you block the sun during outdoor activities. In addition, the hat circumference is adjustable for a good fit.Wide Application: This Summer Cap is not only suitable for outdoor activities such as camping, picnics, and hiking but also can be placed on a portable table for indoor use.Great Gift: This Beach Hat makes a great gift for boys, girls, family members, or friends, it's a thoughtful present that combines fashion with practicality. Specification: Material: PPC Size Chart: Hat Length: 22cm/8.66inchBrim Width: 11cm/4.33inchHat Height: 12.5cm/4.92inch Package Includes: 1 Cooling Fan Hat,1 USB Cable Note: Please allow slightly errors 1-2cm differences due to manual measurement.