Model SD502b Bass F Performance Level Dizi Bamboo Flute New Design performance level dizi Excellent tone and tuning. Material:Sheng Fei bamboo(Body),Ox horn(decoration),Copper alloy(joint) Instrument range: C3-D5 , Instruction:Yes (English) *Carrotmusic is the sole supplier of this product. We can not be responsible for the quality of product sold by other sellers who claim to carry this item.