Buffalo Bills Popflect Knit Beanie New Era $ 25.99 Default Title - $ 25.99 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. When you're repping the Bills, you want to wear something that pops. In which case, check out this beanie that has POP in the name! Keep warm while looking cool in this stylish knit cap.