Under Armour Women's UA Iso-Chill Breathe Adjustable Cap White UNI Running cap

This 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.

DNA

• Ultra-light stretch woven fabric is durable and breathable
• Laser perforations for strategic ventilation
• Iso-Chill sweatband helps disperse body heat, making it feel cool to the touch
• Large back ponytail opening with adjustable closure