Chen Qing Mo Dao cos ancient wind flute

Material: Bamboo
Black color
Holes: Modern 6 finger holes
The difference between the key: C-D - E-F-G: the sound becomes higher in turn, shorter in length, finer in turn.
Length: C-53cm, D-47cm, E-44cm, F-41cm, G-37cm
Note: Please allow 1-3cm error due to manual measurement.