Carrotmusic Model CD301B Bass G Professional Level Dizi Bamboo Flute Bass range professional Dizi - traditional Chinese flute Material:Bitter bamboo(Body),Stainless steel (joint), synthetic ox horn,toxin free, eco-friendly varnishes. This model uses USA made toxin free, eco friendly varnishes - giving protection to both inner tube and surface. Our new coating formula also give this model greater resistance against elements. Free accessory:1 pack of Professional level Dizi membrane,1 Beeswax based joint lubricant,1 Dizi pouch,1 bottle of Peahc Resin Dizi membrane glue. Instrument range:D3-E5 , Instruction language: English. Origin of material: United States, P.R.C, Manufactured in: Hong Kong and P.R.C. *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.