It doesn't 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 sweatband gives greater stretch & recovery, an ultra-soft feel & more breathable performance. Adjustable, two-color webbing strap closure. Updated, larger back opening for multiple ways to wear your hair. Embroidered logo, UA Free Fit: pre-curved visor & unstructured front conforms to your head for a sleek, low profile fit. 100% Polyester.