Features: Chinese traditional instrument Hulusi, key of C, ideal for beginners. Resin material, nondetachable design, lightweight and durable. The center pipe has 7 finger holes for making different tones, providing you with pure and mellow sounds. Double sounds, only one drone pipe while the second outer pipe is merely ornamental. Comes with a decorative Chinese knot and a exquisite carry case. A great musical gift for persons who are interested in Chinese traditional music.