Set of 11 Refined Black Buffalo Horn Suit Buttons, Made in Germany Genuine Buffalo Horn Made in Germany 8 Buttons 24 line (15mm, ~5/8"); Good for jacket sleeves, vest fronts, and pants 3 Buttons 30 line (20mm, ~3/4"); Ideal for single breasted jacket fronts Real horn is distinguished by natural variation in color and pattern. No two buttons are exactly the same.