Product Overview: CLASSIC COMFORT. Polish up your look in the Nike Classic99 Hat. Its soft sweatband and stretchy material help maximize your comfort so you can stay focused on your game. Features: Dri-FIT technology helps you stay dry, comfortable and focused. Embroidered eyelets enhance airflow. Perforated hook-and-loop closure offers breathable comfort. Dobby fabric with spandex stretches for a custom fit. Terry sweatband is soft and absorbent. 90% POLYESTER 10% SPANDEX