VingoBow 4/4 Size Master Pure Silver Mounted Pernambuco Cello Bow! Well Balanced Warm Tone and Nice Flexibility With a Hard Wood Case, Art No.880C 100% Handcraft. Great Curve.Straight Stick! Sterling Silver Fitted Forg and Screw. Sterling Silver Winding Approx. 80g, 72cm (Including screw). Good Combination of Strength, Flexibility and Balance! Natural Mongolian Horsehair