Solar Power Sun Baseball Hat With Cooling Fan

Material:PolyesterFeatures:Brand New & High Quality. Perfect for outdoor sport likes golf, hiking. Energy save, no batteries required. Save our earth, use of green power solar energy and turn the fan on. Can be individually adjusted to different head sizes. Suitable for: traveling, fishing, climbing, playing golf, gathering at plaza, or watching drama, watching ball game and other outdoor activities.Summer is too hot, how to do?Don't worry!So Cool Cap Is Coming!!Size Product Display      Solar panels, do not need batteries, convenient and safe The strong wind, make you very coolSolid screws,Ensuring securityBreathable mesh fabrics, thin and coolAdjustable Velcro, suitable for head circumference of 52cm-64cm