Master Silver Braided Carbon Fiber 4/4 Violin Bow with Fleur-de-lys Frog-D Z Strad #825 Silver Braided Carbon Fiber 4/4 Violin Bow with Fleur-de-lys Frog French Style Strong Stiff Perfect Weight Excellent Balance and Fast Response Perfect Weight About 59gram/2.1OZ! Good for professional players and serious players.