This Maryland Terrapins adjustable hat by Under Armour delivers comfort, innovation and style. It features optimal breathability and moisture control thanks to the AirVent, Iso-Chill and Coolswitch technology. A timeless design with an unmistakable Maryland Terrapins logo leaves no doubt about your fandom. Unstructured relaxed fit Curved bill Material: 100% Polyester CoolSwitch uses an exclusive coating on the inside that pulls heat away from your skin, making you actually feel cool and able to perform longer Wipe clean with a damp cloth Adjustable hook and loop fastener strap One size fits most Officially licensed AirVent technology delivers true breathability in a stretchy, durable, fast-drying fabric Brand: Under Armour Contrasting color undervisor Imported Low Crown Embroidered rubberized graphics Iso-Chill fabric helps disperse body heat, making it feel cool to the touch