Material: 100% Polyester Stretch construction provides a comfortable fit Built-in HeatGear® sweatband wicks away sweat to keep you cool & dry UA Storm technology repels water without sacrificing breathability Curved brim, structured build maintains shape with a slightly higher crown This run cap is perfect for you for outdoor sport activities as its stretch construction provides a comfortable fit. The built-in heatgear sweatband wicks away sweat to keep you cool & dry and theUA Storm technology repels water without sacrificing breathability. Brand Under Armour SKU 100096316_NP-1020347251