The shaft uses carbon for excellent strength, durability, and stability. Durable ebony is used for the frog. The metal fittings use copper (bronze), which has an excellent weight balance, is easy to process, and is corrosion-resistant. Mongolian horsehair is used. This is a German-type double bass bow, made by craftsmen who select each one individually and carefully craft them by hand. Carbon, which has excellent durability and stability, is used for the material, and the surface is finished with a beautiful wood grain. This bow combines ease of use and cost performance. It features excellent strength and durability (elasticity that lasts almost permanently), and is also attractive for its ease of maintenance. You can use it with confidence as your first bow or as a second bow. A carbon bow with excellent cost performance. It is more durable and lighter than a wooden bow. It is also recommended as a sub-bow for practice, outdoor use, and performance. Recommended for those who are concerned about the appearance of carbon bows, as it has a wood grain finish.