'Bill-ieve' in your style! Step up your headwear game with the New Era Bills 940 A Frame. A fashion and comfort touchdown, this cap is the ultimate accessory for true-blue Bills fans. Designed with a comfortable and durable fabric, this adjustable cap is built to last, enduring countless seasons of spirited cheering and celebrating. Get ready to turn heads and rally behind the Bills like never before with the New Era Bills 940 A Frame. 100% cotton woven.