Material: 100% Polyester Stretch construction provides a comfortable fit Built-in HeatGear® sweatband wicks away sweat to keep you cool & dry ArmourVent™ Technology delivers true breathability in a light, stretchy, durable, fast-drying fabric Curved brim, structured build maintains shape with a slightly higher crown This 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 the ArmourVent™ Technology delivers true breathability in a light, stretchy, durable, fast-drying fabric. Brand Under Armour SKU 100092289_NP-1020341315