Buffalo Bills Tech Knit Beanie 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. Ever been to a Bills game in-person? It gets cold down there! Keep your head warm with this slick Bills beanie and keep the hypothermia at bay! Matches our Black & Blue On field Hat.