Looking for a cool, breathable, sweat-managing hat? The RNNR Half Dome Visor might be the hat for you! The design of this stylish visor allows for air movement through the front panel of the hat to cool the hottest part of your head. By allowing sweat and water to flow around the entire visor it cools down your head equally. With the adjustable velcro back strap it creates for a long lasting and more importantly headache free fit.