Unisex Running Isochill Armourvent Adjustable Cap Adult Headwear Size:OSFM and a special coating on

and a special coating on the bottom ensures it stands up to wear and tear

durable and help sweat stay away while you move

Triple buckle closure

Hypoallergenic silicone mouthpiece for optimal comfort

supple and durably knit for long-lasting performance

Unisex Running Isochill Armourvent Adjustable Cap Adult Headwear Size:OSFM and a special coating onThis hat was designed to keep your head cool by dumping excess heat through special vents that allow hot air out, but are small enough that the sun's rays aren't an issue. ArmourVent Technology delivers ultimate breathability in a light, stretchy, durable & fast drying fabric Material wicks sweat & dries really fast Iso Chill sweatband & front panel lining helps disperse body heat, making it feel cool to the touch Adjustable back closure