Buffalo Bills Green Irish Adjustable Hat New Era $ 29.99 Default Title - $ 29.99 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. This just in... rep your Irish pride while also showing off your Bills pride! Show off this stunning green hat with the green Bills logo on the front and the classic shamrock on the back. ☘️ It's the best of both worlds.