The New Era Chiefs 940 A Frame does everything from protecting you from the sun to setting you apart in a crowd. The breathable fabric keeps the heat off, and the adjustable fit secures the hat on your head while you cheer your soul out for your favorites. Put on the New Era Chiefs 940 A Frame and be the driving force behind the Kansas City Chiefs while they pierce through the opponents' defenses for a win! 100% cotton man-made woven.