Master Made Chinese Musical Instrument Bitter Bamboo Flute Dizi Concert Grade Material: over 5 years bitter bamboo, yellow copper, advanced imitation ox horn, etc Maker: hand made by reputed dizi maker Huang Wei Dong Artmanship: carved Chinese characters (random), carefully selected aged bamboo, and with fine workmanship by dizi master maker. Keys to choose from: C,D,E,F,G. Please send a message to inform us the key you want. If you don't choose, we'll send you C key by default. Accesseries: membrane, pouch, Chinese knot, dimo protector, dimo glue, dizi case, cleaning tool. Note: the mutiple quantity of dizis in the below pictures is only for aesthetic perception, what you will get is one piece.