100% POLYESTER Features Moisture Wicking Whats it do? It doesnt just keep the sun off—the HeatGear® sweatband also wicks away sweat to help keep your head cool and dry. Breathable, textured knit fabric is super-soft for all day comfort UA Siro front lining gives greater stretch & recovery, an ultra-soft feel & more breathable performance Adjustable hook & loop closure with 2-color webbing strap Embroidered logo Style #: 1376707 100% Polyester One Size Fits Most