jussming 30 Inch Violin Bow Hair 2 Pcs Professional Horsehair Replacement for Violin Viola Cello and Double Bass Bows

["Premium Horsehair Material: Made of quality horsehair with consistent thickness and smooth texture, suitable for daily practice and performance use","Wide Compatibility: Ideal for making, rehairing and repairing violin, viola, cello and double bass bows to meet different instrument needs","Easy Installation: Pre‑tied and sealed at one end, designed for beginners and players to replace bow hair simply and efficiently","Standard Size: Each bow hair measures approx. 30 inches/74 cm, proper length for most standard string instrument bows","Practical Package: Includes 2 pieces of violin bow hairs, sufficient for daily replacement and backup for instrument maintenance"]