Premium (Horn), Black Suit Buttons Set (11 Pieces) Set of 11 horn buttons- Clear black color. Possibly the finest black suit buttons you can buy. Superb quality as used by better men's suit manufacturers. For men's suits or blazers. These buttons are made of genuine buffalo horn blended with a polycarbonate for consistency of shape and for a solid. deep black color. Set includes 3 larger buttons (a bit over 3/4 inch diameter) for front of suit and 8 smaller (about 5/8 inch diameter). Made exclusively for MisterShop. If you order through another merchant you will probably get a fraudulent product.