Product Detail 4/4 Violin Bow - Graphite Diamond Weave Finish - Blended Acoustic Core - Brown Tint Traditional Frog Design Made by Walter Paulus with Xebony Engineered Ebony - Sterling Silver Winding - White Mother-of-Pearl Slide Nickel and Silver fittings - Moroccan Leather Grip - Metal Alloy Tip Plate - Silver Medal Horse Hair - Traditional Hand-Cut Wood Wedges and Plugs Individually Numbered - Limited 5-Year Warranty to Registered Owner . The "CodaBow Prodigy Carbon Fiber 4/4 Violin Bow" is best product for you. We recommended CodaBow Prodigy Carbon Fiber 4/4 Violin Bow